Holds the chain off the frame when the rear wheel is removed so the drivetrain can turn freely for cleaning, storage, or transport. Quick-release lever for fast installation and removal.
TOOLS

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Double-ended ergonomic brush for chains, cassettes and derailleurs. Solvent-resistant synthetic handle and bristles. Not for oral use.
Precision laser-cut wrench for 16-notch 44 mm external bottom bracket cups and rotor lockrings. Cushioned grip and stainless steel construction for professional use.
Fast, accurate tool for synchronizing up to four throttle valves; built-in tachometer and rechargeable 7.2 V NiMH battery.
Precision chain-wear gauge that measures 0.5% and 0.75% wear, isolates pin from roller wear, and includes a chain hook and chainring nut wrench. Compatible with 1–12 speed chains and approved for EAGLE® 12-speed chains.
Screw-type chain tool that simplifies chain removal, installation, and adjustment. Replaceable bridge with adjustable positioning, S2 steel pin on a ball bearing, integrated guide-pin shear slot with spare pin in handle. Stainless steel and composite construction.
2.5 m extension cable with SAE connectors to extend charger reach; compatible with pre-2015 AccuMate and pre-2012 OptiMate.
Accessory plug lead for OptiMate/AccuMate chargers with white TM connectors. Fits car cigarette lighter and some motorcycle accessory sockets. Length 50 cm, 18 SWG copper cable. Wired for negative earth vehicles.