Park Tool Unisex Adults BBT Bottom Bracket Tool, Multicolor, One Size

CNC-machined precision tool with excellent fit Clip-on key for bearing shells with 12 notches For installing and removing BB bottom brackets Suitable for bottom bracket tool holders with 12 notches and threads with a main diameter Grippy side ribbing Large diameter 45-47 mm Small diameter 44 mm, Weight: 0.13668660244 Pounds, Manufacturer: PARK TOOL