Run M30 28/30mm spindle Praxis – compatible cranks in a BSA threaded frame. Machined aluminum cups thread in to a standard threaded frame and feature ABEC-3 sealed bearings outboard of the BB shell. Fully serviceable.

Bottom Bracket Includes:

BB Cups with bearings
2 – Silicone dust seals
2 – 0.5mm crank spindle spacers
2 – 1.0mm crank spindle spacers
1 – 2.5mm crank spindle spacer
1 – 28mm insert