KMC - Sprocket Checker Stock Item:Default Title MEDIUM HANDLEBAR BAG

MEDIUM HANDLEBAR BAG

which is useful for hanging it on a key ring

Armrest Stack: The minimum is 58

Firstly remove the rear  wheel

even when it's windy

KMC - Sprocket Checker Stock Item:Default Title MEDIUM HANDLEBAR BAGKMC SPROCKET CHECKER Use the KMC Sprocker Checker as a sprocket wear indicator to assess rear sprocket condition and avoid chain slip on worn sprockets. The rear sprocket should be regularly checked for wear; especially before long rides, races, and before replacing your chain. Instructions 1. Use with 12 to 21 tooth sprockets. Place the Sprocket Checker chain on sprocket with the bottom round end of the handle between two teeth and the test link