Heat treated alloy tool steel, one inch base fits wrench or bench vise. The Park Tool BBT-5 FR 11c Bottom Bracket Tool’s thin wall construction allows use without removal of cones and locknuts.
- Fits all Campagnolo® cassette lockrings
- Also fits Campagnolo® Record™, Chorus™, Centaur™ and Athena™ bottom brackets
- The outside diameter of the BBT-5/FR-11 is 22.8mm, and has 12 spline