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Wheels Manufacturing

Wheels Manufacturing Threaded BSA Bottom Bracket MTB SRAM AB3

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Article number: 258017-02

A high-quality bottom bracket for 24mm spindle cranks, with 68/73mm shell width. This model features Enduro bearings and and silicon dust seals for a durable and long-lasting BB.



• 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.
• Longer cup/thread depth for better support for the high loads associated with mtb
• Fully serviceable.


- x2 - Enduro Silicone dust seals
- x1 - 2.5/1.8/0.7mm aluminum BB cup spacers for use with 68mm wide BB shell
- x2 - 0.5/1.0mm crank spindle spacers
- Bearings: Enduro ABEC-3 / Enduro Angular Contact
- Color: Black
- Bottom Bracket/Frame Interface: 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


Threaded BSA Bottom Bracket, Shimano BSA Bottom Bracket, 68mm Bottom Bracket, Long Lasting Bottom Bracket, Long Lasting MTB Bottom Bracket, Wheels Manufacturing Bottom Bracket

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