The Unior 617170 Chain Wear Checker is a super handy

Include 3 x Bash rings to suit any chainring size

Sealed bearings for extra light shifting

If you already own the K-Pact or K-Pact Zip Knee pads these are an easy

NockOut thigh padding

Cleanskin 12 Notch 46mm Bottom Bracket Tool netsuite-webdata-created The Unior 617170 Chain WearThe Cleanskin 12 Notch 46mm Bottom Bracket Tool is a perfectly machined 12 notch bottom bracket tool. Suitable for use with a 1 2" ' driver wrench. It is made of high quality steel, which is tougher and cheaper than other alloy models on the market. Suited installing and removing the 12 notch external BB bearing, SRAM DUB, Race Face Cinch, Rotor BSA30, Zipp Vuma, Hawk Racing BB3086 Compatibility: SRAM DUB Race Face Cinch Rotor BSA30 Zipp Vuma