Yakima's DeadLock protects you in two important ways: first, it locks the outside bike to the rack with a cable and steel pin so all your bikes are safe and secure. Second, it locks the hitch-mounted rack to the vehicle so the rack can't get stolen, either. Plus, there's a universal key so you can easily unlock your bikes and rack as needed.

Yakima SKS (Same Key System) Lock Cores secure all lockable Yakima rack systems, cargo boxes, and accessories. It's your gear, keep it that way. - Fits all lockable accessories - Includes 2 SKS Cores and matching keys - 2 keys included plus a control key

Thule's Accessory Strap Kit is a set of four rubberized, replaceable, ladder-style straps for use with many of Thule's bike racks and anti-sway cradles.

Replacement ratcheting cradle straps (for 2 bikes). - Replaces ratchet style straps on Thule Apex XT, Thule Helium Pro, Thule Camber, and Thule Range - Contains six ratchet style straps (four cradle straps and two anti-sway)

Thule's Frame Adapter is an ingenious solution for carrying bicycles without standard top tubes (for example, some dual-suspension, BMX and step-through frames), on rear-mounted car racks. The Frame Adapter attaches quickly and easily and lets the rack carry your bike securely.

Thule's Snug-Tite Receiver Lock secures their T2, Doubletrack, Roadway, and Parkway receiver-type racks (also called "hitch racks"). Just insert the Snug-Tite in place of your receiver pin and the rack is locked in place.

Saris' Hatch Huggers fasten Saris racks (sold separately) to certain vehicles. They replace the regular straps for vehicles with glass hinge lines and vehicles with narrow gaps around the trunk.

Saris' Wheel Straps keep your front wheels from spinning and your handlebars from turning in the wind. They're made of tough nylon with easy-to-use buckle closures. Wheel Straps are sold in pairs.

If you have a full-suspension bike, a small bike or any bike without a traditional top tube, you need Evo's Top Tube Adapter to attach your bike to your rack. The vinyl-coated clamp protects your bike's finish, and is coated with a rust-free powder coat. It fits up to 44mm headsets and up to 38mm seat post diameters.

Yakima's ArmLock cable lock is compatible with their DoubleDown Ace rack (sold separately). It integrates into the rack, stowing in the rack's arm when the lock is not in use. And, you simply pull it out and wrap it around the outside bike and lock it to safeguard your bikes on the rack.

Transfer cable lock kit including one locking cable per tray and a matching lock for the hitch pin.

Fat bike skewer and thru axle tube adapters for the Küat Trio roof rack.

Fat bike skewer and thru axle tube adapters for the Kuat Trio roof rack.

Yakima's Universal Locking Skewer is a great way to secure your bike to a fork-mount bike rack (sold separately) so you can leave it on the roof without worry. It works with Yakima's SKS lock cores (Same Key System; sold separately) so that you only need to keep track of one key for all your rack-security needs.

Thule One-Key Lock Cylinders fit virtually all Thule rack feet, cargo boxes, bike trays, and accessories to safely secure your valuable bikes and rack components. Also, the Cylinders within each pack are matched so that the same key opens all the locks.