Praxis - M30 BB30/PF30 Bottom Brackets for Praxis Cranks Bottom Brackets Minimal restrictions maximized benefits -

Minimal restrictions maximized benefits - that's what you get with Enduro Knee Guards

function: measurement of internal dimensions

and mobility

Includes downtube anchor bolt needed to mount Range Extender to a Levo 4 bike

Cutter for 1-1/8 inch standard is #846

Praxis - M30 BB30/PF30 Bottom Brackets for Praxis Cranks Bottom Brackets Minimal restrictions maximized benefits -PRAXIS M30 BB30 PF30 BOTTOM BRACKETS FOR PRAXIS CRANKS 30MM DRIVE BEARING 28MM NON DRIVE BEARING The M30 bottom bracket family is for the Praxis M30 spindle based cranks. The M30 spindles are 30mm and then have a step down to 28mm to lock on the Non Drive bearing. These use a drive side wave washer for the bearing preload, and a 30MM Drive bearing with a step down to 28MM Non Drive bearing. The Zayante, Alba, Girder and Cadet all use the Praxis M30