Shimano ES300 68 x 113mm Octalink V2 Spline English Bottom Bracket CheckoutSpec= 42cm Designed from the ground up

Designed from the ground up Rim Stix work with all tire and rim combos and include an emergency valve core remover

5 hour runtime depending on mode

XP casing protection with Corazza silver and gold armor

Double wall design

Shimano ES300 68 x 113mm Octalink V2 Spline English Bottom Bracket CheckoutSpec= 42cm Designed from the ground upShimano BB ES300 Octalink V2 Bottom BracketsFits Shimano Octalink V2 Spline Cranksets Crankarm fixing bolts not included Bottom Bracket Shell I. D. 1. 37 BB Frame Interface English BB Shell Width (mm) 68 Weight 270 Spindle Interface Type Shimano Octalink V2 Spindle Length 113 Defined Color Gray Size 68Mm X 113Mm Interface English