Trialtech Race ISIS Bottom Bracket

- The Race Bottom Bracket is an excellent value ISIS bottom bracket from Trialtech.
- Fits both 68mm (use spacer provided) and 73mm shell widths.
- Tough M12 steel axle for maximum durability.
- Anodized aluminum alloy cups keep the weight down.
- Features three good quality replaceable sealed cartridge bearings.
- Clears all models of freewheels, but may not fit with some setups using a bashring.
- Includes steel M12 crank bolts.
- Available in 128mm axle length only.