Praxis Cycles BB Conversion (Shimano)

•This version for Shimano™ Hollowtech cranks only.
•Forged & machined heat-treated 7075 T6 Aluminum
•Steel radial bearing or Ceramic Angular option
•68mm Road version / 73mm MTB Version
•For BB30, PF30, and Specialized Road OSBB frames
•CERAMIC Option:Angular contact steel race, ABEC5 Assembly, Grade5 Ceramic balls