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Chainrings

Shimano XT M771 Chainring
$39.99
Shimano chainrings offer durability and confidence-inspiring performance, and go a long way towards getting a drivetrain back to optimum working condition.
Shimano Deore XT M8000 11-Speed Middle Chainring
$40.69
Shimano XT M8000 11-Speed Chainrings - Chainring BCD: 96 Shimano Asymmetric - Color: Black - Drivetrain Speeds: 11 - Material: Steel/Carbon - Ring Position/Type: Middle - Tooth Count: 30
Shimano 105 5750 Double Chainring
$40.99 - $79.99
Shimano 105 5750 10-Speed chainrings are a quality, reliable replacement option for worn out chainrings on compact double cranksets.
Shimano Steps SM-CRE50 E-Bike Chainring
$41.99 - $44.99
SHIMANO's SM-CRE50 STEPS E5000 chainring features a symmetric and narrow Q-factor design for 9/10/11-speed drive units. The 3-piece construction includes a Square bottom bracket axle serration and the chainring is offered in both 44T and 38T options. - Symmetric and narrower Q-factor design than current E6000 series - Normalization and unification of chainline for various system - 3-pieces construction with Square bottom bracket axle serration - Chain ring teeth: 44T, 38T
Shimano SLX M7000-2 Inner Chainring
$42.99
- Ring Position/Type: Inner - Drivetrain Speeds: 11 - Chainring BCD: 64 Shimano Asymmetric - Material: Aluminum
Shimano SLX M7000 1x11 Chainring
$44.99 - $49.99
- New 3D composite chain ring teeth composition is optimized for chainwheel load out
Shimano SLX SM-CRM75 Chainring for FC-M71
$44.99 - $49.99
SLX SM-CRM75 stiff and lightweight chainring delivers smooth pedaling over bumpy terrain. The SM-CRM75 chainring features SHIMANO DYNAMIC CHAIN ENGAGEMENT+ technology, which features special gear teeth profiles that deliver exceptional chain engagement and chain retention. - Special MTB gear teeth profile improves chain engagement and retention - Exchangeable single/double chainring - Crankset can be used as common component - Superior chain retention - Rider tunable
Shimano SLX M7000 Outer Chainring
$46.99 - $59.99
That big ring always seems to wear out first, and is the first to take damage when you're blasting over obstacles. Shimano's SLX M7000 11-Speed Chainrings for double cranksets get you back on the trail in no time. - 34T for use with 24T inner ring - 36T for use with 36T inner ring - 38T for use with 28T inner ring
Shimano Steps SM-CRE61 E-Bike Chainring
$46.99 - $51.99
For SHIMANO STEPS E-BIKE drive systems, the SM-CRE61 chainring features a modern design for 9/10/11-speed drive units. - Gear combination: 38T, 44T
Shimano Dura-Ace 9000 Inner Chainring
$49.98 - $79.99
Shimano Dura-Ace 9000 11-Speed Chainrings. - Chainring BCD: 110 Shimano Asymmetric - Color: Black - Defined Color: Black - Drivetrain Speeds: 11 - Material: Aluminum - Ring Position/Type: Inner
Shimano Deore XT M770 10-Speed Middle Chainring
$49.99
Shimano XT M770 10-Speed Chainring - XT FC-M770 and FC-M780 10-Speed cranks use the same middle chainring - Chainring BCD: 104 - Color: Black/Silver - Drivetrain Speeds: 10 - Material: Steel/Carbon - Ring Position/Type: Middle - Tooth Count: 32
Shimano XT M785 AM-type Chainring
$51.49
Shimano chainrings offer durability and confidence-inspiring performance, and go a long way towards getting a drivetrain back to optimum working condition. - For use with 38t AM-type outer ring
Shimano XTR M985 AG-type Ring
$52.99
Shimano chainrings offer durability and confidence-inspiring performance, and go a long way towards getting a drivetrain back to optimum working condition.
Shimano CX70 Chainring
$54.99 - $82.99
Shimano's CX70 Chainrings tackle the hurly burly of your next 'cross race with confidence-inspiring shifting and category-defining speed. Light, durable, nickel-plated aluminum is precision engineered to keep your chain running smooth and fast. 36- and 46-tooth chainrings provide a great cyclocross-friendly gear range.
Shimano Dura-Ace R9100 Inner Chainrings
$56.99 - $89.99
The Shimano R9100 series crankset achieves the ultimate in optimal power transfer. It does this through a reinforced chainring on its unique asymmetrical four-arm spider construction. - Chainring BCD: 110 Shimano Asymmetric - Drivetrain Speeds: 11 - Material: Aluminum - Ring Position/Type: Inner
Shimano STEPS CITY CRE60 Chainring
$56.99
- For FC-E600 (CRANKSET)
Shimano Steps SM-CRE70 E-MTB Chainring
$59.99 - $69.99
Chainring for E-MTB (9/10/11-speed) - Chainline 50 mm - Chainring teeth: 38T - Double and w/o chain guard type available
Shimano Steps SM-CRE70-12-B E-MTB Chainring
$63.99 - $76.99
Chainring for E-MTB (12-speed) - Chainline 50 mm - Chainring teeth: 42T - Double chain guard type
Shimano Deore M615 AM-Type Chainring
$72.99
Shimano chainrings offer durability and confidence-inspiring performance, and go a long way towards getting a drivetrain back to optimum working condition. - Pair the 38T outer chainring with 24T inner chainring for optimal shifting performance
Shimano Tiagra 4603 Triple Chainring
$73.99
Shimano chainrings offer durability and confidence-inspiring performance, and go a long way towards getting a drivetrain back to optimum working condition.
Shimano 105 5700 Double Chainring
$79.99
Shimano 105 5700 10-Speed chainrings are a quality, reliable replacement option for worn out chainrings on standard double cranksets.
Shimano Deore XT M8000 1x11 Chainring
$79.99 - $89.99
Shimano XT CRM80 1x11 Chainrings - Hollow gear construction for optimized rigidity, weight, and rigidity - Durable teeth using plated steel construction supported by a carbon composite (CFRP) carrier body - Dyna-Sys11 HG-X11 11-speed chain compatible - Chainring BCD: 96 Shimano Asymmetric - Color: Black - Drivetrain Speeds: 11 - Material: Steel/Carbon - Ring Position/Type: Chain Retaining Single Ring - Tooth Count: 30
Shimano XT 1x Direct Mount Chainring for M8100/8130 Cranks
$84.99 - $89.99
The Shimano Deore XT SM-CRM85 chainring is designed for use with Shimano's M8100 and M8130 1x cranksets. - Special MTB gear tooth profile with Dynamic Chain Engagement+ improves chain engagement and retention - Direct Mount Type: Direct Mount Shimano - Tooth Count: 28T, 30T, 36T - Drivetrain Speeds: 12 - Defined Color: Black - Ring Position/Type: Chain-Retaining Single Ring - Round or Oval: Round - Chainline/Hub Compatibility: 141/148 Boost Hubs , 157 Super Boost Hubs
Shimano Sora 3550 Double Chainring
$88.99
Shimano Sora 9-Speed replacement chainrings gets your drivetrain operating smoothly again.
Shimano Saint Chainring
$89.99
Proven on the World Cup circuit, Shimano's Saint chainrings are optimized for single-ring drivetrains and the rigors of competitive downhill racing. They're available in a variety of tooth counts to suit your riding style or course.
Shimano Steps SM-CRE80 Chainring
$90.99 - $97.99
Shimano STEPS E8000 chainrings are specially designed for STEPS drivetrain systems. - For use with E-Bike rear derailleur system compatible chain - Chainring for 50mm chain line
Shimano Steps SM-CRE80-B Chainring
$90.99
Shimano STEPS E8000 chainrings are specially designed for STEPS drivetrain systems. - For use with E-Bike rear derailleur system compatible chain - Chainring for 53mm chain line
Shimano Steps SM-CRE80-R Chainring
$90.99
Chainring for 11/10/9-speed - Aluminum gear - Chainring teeth: 47T - Adapt to 142 mm E-THUR O.L.D. along with 50 mm chainline - Lightweight but high durability chainring for E-bike usage by odd number
Shimano XT M785 AM Outer Chainring
$94.97
Shimano chainrings offer durability and confidence-inspiring performance, and go a long way towards getting a drivetrain back to optimum working condition. - For use with 24t AM-type inner ring
Shimano Deore XT M8000 11-Speed Outer Chainring
$99.99
Shimano XT M8000 11-Speed Chainrings - Chainring BCD: 96 Shimano Asymmetric - Color: Black - Drivetrain Speeds: 11 - Material: Aluminum - Ring Position/Type: Inner - Tooth Count: 34
Shimano Steps SM-CRE80-12 Chainring
$107.99 - $145.99
SHIMANO's SM-CRE80-12-B chainring for STEPS 12-speed E-MTB drive system features SHIMANO's DYNAMIC CHAIN ENGAGEMENT+, which delivers smoother pedaling and better chain retention over bumpy terrain. - DYNAMIC CHAIN ENGAGEMENT+ with teeth shape to prevent chain drop - Chainring for 12-speed - Chainline 53 mm - Without chain guard type only - Chainring teeth: 34T, 36T (new), 38T (new)
Shimano DXR SM-CR80-A Chainring
$109.99
SHIMANO brings top-level design to BMX racing with the durable SM-CR80-A chainring. Built to withstand the demands of BMX professional racers, the DXR alloy chainring is designed for single speed use and is offered in a wide range of gear options.
Shimano XTR M9100 Chainring
$169.99 - $189.99
- Better chain engagement for greater chain retention - Special gear teeth profile designed for MTB riding usage - Smoother driving even over bumpy terrain - For XTR FC-M9100-1, M9120-1 cranks
Shimano Ultegra 6700 B-type Chainring
$239.99
Shimano chainrings offer durability and confidence-inspiring performance, and go a long way towards getting a drivetrain back to optimum working condition. - For best shifting performance B-type rings only with B-type rings
Shimano Ultegra 6750-G Chainring
$239.99
Shimano chainrings offer durability and confidence-inspiring performance, and go a long way towards getting a drivetrain back to optimum working condition. - 6700-G and 6750-G chainrings are OEM for Ultegra "Glossy-Gray" cranksets
Shimano Ultegra Chainring
$259.99
Shimano's Ultegra 6800 chainrings provide confidence-inspiring shifting and category-defining speed. Cold-forged aluminum comprises these super-stiff, hollow outer rings, and Shimano's unique system of ramps and pins means lightning fast shifts are at your command. - Bolt circle diameter: 4-bolt 110mm asymmetric - 50T pairs with 34T inner ring - 52T pairs with 36T inner ring - 53T pairs with 39T inner ring Inner rings sold separately
Shimano Dura-Ace 9000 Outer Chainring
$299.98 - $439.99
Shimano Dura-Ace 9000 11-Speed Chainrings. - Chainring BCD: 110 Shimano Asymmetric - Color: Silver/Black - Defined Color: Silver - Drivetrain Speeds: 11 - Material: Aluminum - Ring Position/Type: Outer
Shimano Dura-Ace R9100 Outer Chainrings
$363.99 - $539.99
The Shimano R9100 series crankset achieves the ultimate in optimal power transfer. It does this through a more reinforced outer chainring on its unique asymmetrical four-arm spider construction. - Chainring BCD: 110 Shimano Asymmetric - Drivetrain Speeds: 11 - Material: Aluminum - Ring Position/Type: Outer
Surly Stainless-Steel Chainring (104mm BCD)
$38.99 - $46.99
Surly's Stainless Steel Chainrings last longer than their aluminum brethern because the 304 grade metal they use is 35% stronger. The rings aren't pinned or ramped so when one side starts to wear you can flip it around and pedal some more! They work great with singlespeed, fixed, and 1x9 applications, and the teeth are 2.2 - 2.3mm thick so they work well with wider chains.
TruVativ Trushift Steel Chainring
$31.99 - $40.99
- Trushift chainrings feature shift ramps and pins - Drivetrain compatibility: 8, 9, 10, 11 - 104mm BCD
TruVativ Aluminum Chainring
$34.99
Original equipment on SRAM and Truvativ cranks, they also work well with other drivetrains. - Middle chainring, use with 48T outer - 64mm BCD
TruVativ XX Inner Chainring
$34.99
- The oversized chainrings are CNC machined 7075 Aluminium blanks—2mm thicker than the competition. - Unparalleled stiffness is delivered by an increased Bolt Circle Diameter (BCD) and a two-piece insert-molded carbon composite construction. - The XX Crank geometry provides a narrow 156mm Q factor, efficient chainline, and beveled crank arms to maximize clearance. - X-Glide is the pure science in action common denominator that gives XX its unmatched shifting performance. - 80mm BCD
TruVativ Trushift Alloy Chainring
$36.99 - $131.99
Original equipment on SRAM and Truvativ cranks, these chainrings also work well with other drivetrains. - 104mm BCD - Material: Aluminum
TruVativ Steel Road Chainring
$37.99 - $52.99
Truvativ, 52T, 10 sp, BCD 130mm, 5-Bolt, Outer Chainring Steel.
TruVativ 10-speed Chainring for Specialized 24/36T Crankset
$106.99
- Designed for for Specialized 24/36T Crankset - Drivetrain Speeds: 2 x 10 - 104mm BCD
TruVativ 2x10 Chainring
$145.99
Original equipment on SRAM and Truvativ cranks, these chainrings also work well with other drivetrains. - Medium Overshift Pin - 104mm BCD - Use with 22T
Wheels Manufacturing Inc. Individual Chainring Spacer
$2.99 - $36.99
- For chain and derailleur alignment - 20 per bag
Wolf Tooth Components Set of 4 Chainring Bolts for M8 Threaded Chainrings (10mm Long)
$36.99
Wolf Tooth designed these bolts to be the best on the market. They have a 4mm hex socket and are 10mm long so you can use a bash ring with your chainring that has threaded standoffs like the Wolf Tooth 104 BCD 30t ring, Elliptical 104 BCD rings, 76 BCD rings and others. No nuts are included with these bolts as they are intended for use with threaded chainrings. These work great with Wolf Tooth or any other brand threaded M8 x 0.75 chainrings.
Wolf Tooth Components 64/104 Chainring
$93.99 - $109.99
- Standard 4-bolt ring with Drop-Stop tooth design to prevent unwanted chain drop - Recommended for use with 10 or 11sp chain (10sp chain works on 9sp drivetrain) - Designed and manufactured in the USA from 7075-T6 aluminum alloy - 36g (30t)
Wolf Tooth Components Shimano 104 BCD Chainring
$94.99
104 BCD is the most common bolt pattern on double and triple cranksets and happens to be the first product ever made my Wolf Tooth Components. The Drop-Stop tooth design is the best performing and longest-lasting wide/narrow chainrings on the market. Drop-Stop technology. On Wolf Tooth's patented wide/narrow chainring, the wide side of the tooth has maximum contact on the drive side, which spreads the load and improves chainring life. The narrow side allows clearance for mud and debris, which reduces friction. Alternating wide/narrow tooth pattern prevents chain derailment. Compatibility: - Fits any 104 BCD crankset - Chainring Bolts: All tooth sizes require 1x bolts that are 6mm long, with exception to 30T rings, which are threaded and require bolts that are 7-10mm long - If using a bashring you will need 8mm bolts (most stock bolts on 3x cranksets are 8mm) - 32T 104 BCD chainrings work on many older 2x Shimano crankset (XT, SLX, or Deore) - All sizes of 104 BCD chainrings are compatible with QUARQ power meters - Drivetrains: 1x9, 1x10, 1x11 and 1x12 drivetrains - If using a 9-speed drivetrain, use a 10-speed chain. It fits tighter for better chain retention Specifications: - Mount type: 104 BCD - Chain Compatibility: Drop-Stop ST for Shimano 12spd Hyperglide+ chains
Wolf Tooth Components 94 mm BCD for SRAM XO1, X1, GX & NX Crankset
$109.99
Designed to fit 94 BCD 4-Bolt cranks such as the SRAM X1 crank, these rings will provide maximal chain retention and minimal noise. These rings feature the patent pending Drop-Stop asymmetrical tooth design for the best in wear life, mud clearance, and chain retention. - Features Wolf Tooth's Drop-Stop tooth design for maximum chain retention - Drop-Stop chainrings are designed for use with 1x9, 1x10, 1x11 and 1x12 drivetrains - Compatible with all 10-, 11-, and 12-speed chains, with the exception of Shimano 12-speed chains - Shimano 12-speed chains require the use of Wolf Tooth's Shimano 12-speed specific chainrings - If using a 9-speed drivetrain, use a 10-speed chain, which will provide a tighter fit for better chain retention - Made from 7075-T6 aluminum for long life - 49mm chainline - Use of a clutch-style rear derailleur is recommended
Wolf Tooth Components Elliptical 110 BCD Asymmetric 4-Bolt Chainring for Shimano GRX Cranks
$109.99 - $149.99
Designed to fit Shimano GRX 4-bolt 110 Asymmetric BCD cranksets. The design has an ovality of 10% and a timing of 112 degrees after top dead center which provide the benefits of an oval ring such as greater rear wheel traction without the traditional downsides of oval rings. These rings feature Wolf Tooth's Drop-Stop asymmetrical tooth design for the best in wear life, mud clearance, and chain retention. - Compatible with Shimano GRX cranksets including RX600 and RX810 - The Powertrac elliptical design means the diameter is that of a chainring 2t bigger - Drop-Stop chainrings are designed for use with 1x9, 1x10, 1x11 and 1x12 drivetrains - Compatible with all 10-, 11-, and 12-speed chains, with the exception of Shimano 12-speed chains - Shimano 12-speed chains require the use of Wolf Tooth's Shimano 12-speed specific chainrings - If using a 9-speed drivetrain, use a 10-speed chain, which will provide a tighter fit for better chain retention - Use of a clutch-style rear derailleur is recommended - Made from 7075-T6 aluminum for long life
Wolf Tooth Components 5-Spoke GXP Direct Mount Ring
$124.99
Wolf Tooth's SDM chainrings replace your existing spider and chainring with one clean looking, light weight, and stiff piece of machined billet. These come in 3 different offsets: standard GXP, Boost and BB30. Compatibility: - These direct mount chainrings will replace your existing chainring and spider, which is attached via 3 bolts on the back side of the spider near the spindle. You will use these same 3 bolts to attach the Wolf Tooth SDM chainring. There are 3 offsets: 0mm, 3mm, and 6mm - 49mm chainline, 0mm offset for BB30 short-spindle cranks - 52mm chainline, 3mm offset BB30 - 47mm chainline, 6mm offset for cyclocross and road cranks - 49mm chainline, 6mm offset for GXP and long spindle BB30 Boost Notes for use with Fat Bikes: - If you are planning to use this on an X9 or XX1 fat bike crankset with a 190/197 rear hub spacing use the 0 offset ring. - If your fat bike has a 170/177 rear hub spacing, use the Standard 6mm offset
Wolf Tooth Components Direct Mount Boost Chainrings for SRAM
$124.99
The direct mount chainrings for SRAM cranksets replace your existing spider and chainring with one clean-looking, lightweight, and stiff piece of machined billet. Wolf Tooth patented Drop-Stop wide/narrow tooth profile for the ultimate chain retention and mud-shedding ability. Compatibility These direct mount chainrings will replace your existing chainring and spider or replace the direct mount ring on SRAM cranksets, including the DUB cranks. The ring is attached via 3 bolts on the back side of the spider near the spindle. Note that the SRAM 12spd Red and Force AXS use a different 8-bolt mounting interface that is not compatible with these chainrings. Specifications: - Boost: 3mm offset for 52mm chainline - Mount type: Direct Mount for SRAM - Offset: Boost - Chain Compatibility: Drop-Stop A tooth profile for all 9, 10, and 11spd chains or 12spd SRAM Eagle, KMC, Connex or Wippermann chains
Wolf Tooth Components Direct Mount Chainring for Race Face/Easton Cinch
$124.99
Designed for Race Face CINCH cranks with removable spiders. Its proprietary design has an ovality of 10% and a timing of 112 degrees after top dead center which provide the beneifits of an oval ring such as greater rear wheel traction without the traditional downsides of oval rings. This chainring features the patent pending asymmetrical Drop-Stop tooth design for the best in wear life, mud clearance, and chain retention. - Elliptical chainring shape provides better efficiency in the recovery zone, as well as increased traction thanks to consistent torque - Drop-Stop chainrings are designed for use with 1x9, 1x10, 1x11 and 1x12 drivetrains - Compatible with all 10-, 11-, and 12-speed chains, with the exception of Shimano 12-speed chains - Shimano 12-speed chains require the use of Wolf Tooth's Shimano 12-speed specific chainrings - If using a 9-speed drivetrain, use a 10-speed chain, which will provide a tighter fit for better chain retention - Made from 7075-T6 aluminum for long life - Use of a clutch-style rear derailleur is recommended - 52mm chainline / 3mm offset for boost spacing
Wolf Tooth Components Direct Mount Chainrings for Race Face Cinch
$124.99
These chainrings are for Race Face Cinch cranks such as Turbine, Next SL, Sixc & Aeffect. The Wolf Tooth Cinch rings feature a our patented Drop-Stop design for the best wear life, chain retention and mud clearance. We have both Boost and standard chainrings. - CNC machined aluminum ring fits Race Face cranks with Cinch System - Features Drop-Stop tooth design to prevent unwanted chain drop - Asymmetrical tooth shape for the best wear life, chain retention and mud clearance - Recommended for use with 10 or 11sp chain (10sp chain works on 9sp drivetrain) - Made in the USA from 7075-T6 aluminum alloy
Wolf Tooth Components Elliptical 104 BCD Chainrings
$124.99
Designed for 104 BCD Mountain Cranksets. The proprietary design has an ovality of 10% and a timing of 112 degrees after top dead center which provide the benefits of an oval ring without the traditional downsides of oval rings. This chainring features the patent pending asymmetrical Drop-Stop tooth design for the best in wear life, mud clearance, and chain retention. - The simplest way to explain the way these rings feel is having 2 teeth less in the weak part of your pedal stroke and 2 teeth more where you have the most power - Drop-Stop chainrings are designed for use with 1x9, 1x10, 1x11 and 1x12 drivetrains - Compatible with all 10-, 11-, and 12-speed chains, with the exception of Shimano 12-speed chains - Shimano 12-speed chains require the use of Wolf Tooth's Shimano 12-speed specific chainrings - If using a 9-speed drivetrain, use a 10-speed chain, which will provide a tighter fit for better chain retention - Made from 7075-T6 aluminum for long life - These rings are threaded, use with 10mm chainring bolts - 48mm - 50mm chainline depending on the crankset
Wolf Tooth Components Elliptical 96 mm BCD Chainrings for Shimano XTR M9000 and M9020
$124.99
Designed to fit 96 Asymmetric BCD XTR9000/9020 Cranksets. These rings feature the patent pending Drop-Stop asymmetrical tooth design for the best in wear life, mud clearance, and chain retention. - Only compatible with Shimano XTR 9000 or 9020 cranksets - Features Wolf Tooth's Drop-Stop tooth design for maximum chain retention - Drop-Stop chainrings are designed for use with 1x9, 1x10, 1x11 and 1x12 drivetrains - Compatible with all 10-, 11-, and 12-speed chains, with the exception of Shimano 12-speed chains - Shimano 12-speed chains require the use of Wolf Tooth's Shimano 12-speed specific chainrings - If using a 9-speed drivetrain, use a 10-speed chain, which will provide a tighter fit for better chain retention - Made from 7075 Aluminum for long life - Installation requires the M7 bolts that are sold with the XTR cranks - Use of a clutch-style rear derailleur is recommended
Wolf Tooth Components 110 BCD Asymmetric 4-Bolt Chainring for Shimano GRX Cranks
$129.99 - $139.99
The Wolf Tooth 110 BCD Asymmetric Chainrings are designed for use with Shimano GRX cranks. Chainrings feature Wolf Tooth's patented Drop-Stop design for the best wear life, chain retention, and mud clearance. - Compatible with Shimano GRX cranksets including RX600 and RX810 - Drop-Stop chainrings are designed for use with 1x9, 1x10, 1x11 and 1x12 drivetrains - Drop-Stop FT is compatible with all 10-, 11-, and 12-speed chains (including SRAM Flattop 12-speed chains), with the exception of Shimano 12-speed chains - Shimano 12-speed chains require the use of Wolf Tooth's Shimano 12-speed specific chainrings - If using a 9-speed drivetrain, use a 10-speed chain, which will provide a tighter fit for better chain retention - Use of a clutch-style rear derailleur is recommended - Made from 7075-T6 aluminum for long life
Wolf Tooth Components 130 BCD Gravel/CX/Road Chainring
$129.99
The perfect 1x solution for your gravel, CX or road bike. Made from 7075 Aluminum, Wolf Tooth's patented Drop-Stop design helps clear mud while retaining your chain. - Drop-Stop chainrings are designed for use with 1x9, 1x10, 1x11 and 1x12 drivetrains - Drop-Stop FT is compatible with all 10-, 11-, and 12-speed chains (including SRAM Flattop 12-speed chains), with the exception of Shimano 12-speed chains - Shimano 12-speed chains require the use of Wolf Tooth's Shimano 12-speed specific chainrings - If using a 9-speed drivetrain, use a 10-speed chain, which will provide a tighter fit for better chain retention - Not compatible with Shimano Asymmetric 110 BCD Cranks or Campagnolo CX10/11 cranks - Made from 7075-T6 aluminum for long life - Use of a clutch-style rear derailleur is recommended