External type threaded bottom bracket to fit straight 24mm axle cranks.
(Not an original Shimano product.)
Lightweight, CNC Machined alloy cups with Sealed Cartridge bearings.
Central plastic dust spacer is recessed shape for cable clearance.
Includes nylon spacers for fitment to 68 or 73mm BB shells.
Specifications:
- BB Cups: CNC alloy with blue-lock.
- BB type: BSA (English) 1.37"x24Tpi threaded, with External bearing position
- BB Width: 68-73mm adjustable with spacers.
- Bearings: Sealed Cartridge
- Axle Compatibility: Straight 24mm (Shimano type) axles.
- Weight: 90g
- Colour: Black anodised with clear plastic internal dust sleeve