Threaded Road ABEC-3 BB for 24mm Cranks (Shimano) - Gray

External English (BSA) threaded road bottom bracket for 68mm shells. We use only Enduro bearings and silicone seals for the most durable and smoothest bottom brackets available. Fully serviceable.

Includes:

• (2) - Enduro Silicone dust seals
• (1) - 2.5mm aluminum BB cup spacer
• (2) - 0.5mm crank spindle spacers
• (2) - 1.0mm crank spindle spacers

Direct replacement for Shimano HollowTech II bottom brackets!