External English (BSA) threaded bottom bracket for 73mm shells. We use only Enduro bearings and silicone seals for the most durable and smoothest bottom brackets available. Fully serviceable.
- (2) - Enduro Silicone dust seals
- (1) - 2.5mm aluminum BB cup spacers for use with 68mm wide BB shell
- (1) - 1.8mm aluminum BB cup spacers for use with 68mm wide BB shell
- (1) - 0.7mm aluminum BB cup spacers for use with 68mm wide BB shell
- (2) - 0.5mm crank spindle spacers
- (2) - 1.0mm crank spindle spacers
Direct replacement for Shimano HollowTech II bottom brackets!
Bearings: Enduro ABEC-3
Bottom Bracket/Frame Interface: ISO/English or BSA Threaded (1.37 in x 24 TPI)
Bottom Bracket Shell Width (mm): 68-73mm
Bottom Bracket Shell I.D.: 33.6-33.9 mm
Crank Spindle Type: HollowTech II (Shimano, FSA, Etc.)
Crank Spindle Diameter: 24mm
- Packaged for retail display
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