Park Tool - BBT Bottom Bracket Sockets 16-Notch Stock Item:Park Tool Bottom Bracket Tool - 16 Notch 39-40mm Use the KMC Sprocker Checker

Use the KMC Sprocker Checker as a sprocket wear indicator to assess rear sprocket condition and avoid chain slip on worn sprockets

Carrying tools is necessary on every ride

Polyester fabric with hook and loop

HANDLEBAR CLAMP MOUNTED MIRROR

Sleek and stable

Park Tool - BBT Bottom Bracket Sockets 16-Notch Stock Item:Park Tool Bottom Bracket Tool - 16 Notch 39-40mm Use the KMC Sprocker CheckerPARK TOOL BBT BOTTOM BRACKET SOCKETS 16 NOTCH Bottom brackets occasionally require removal for service, replacement, or upgrading. BBT 19. 2 FEATURES Fits 16 notch threaded bottom bracket tool fittings with a 44 45 mm major diameter (outside of notches) and 42. 7 mm minor diameter (inside of notches), including: Shimano BB80, BB5700, XT BB70, BB51, and previous external bearing threaded cups Campagnolo SRAM Truvativ GXP Chris King FSA MegaExo Hope