Shimano ES51 68 x 121mm Octalink V2 Spline English Bottom Bracket CheckoutTitle=SRAM Aeroguard Bolt Kit Adhesive No Wheel Size 27"

Adhesive No Wheel Size 27" Material Rubber Width 12 Tire Diameter 27" Rim Strip Width (mm) 12

using XN718*-7191

}Wolf Tooth Elliptical Direct Mount Chainring - 30t SRAM Direct Mount Drop-Stop A For SRAM 3-Bolt Boost Cranksets 3mm Offset Black

XL and XXL: 180mm

Shimano ES51 68 x 121mm Octalink V2 Spline English Bottom Bracket CheckoutTitle=SRAM Aeroguard Bolt Kit Adhesive No Wheel Size 27"Shimano ES51 68 x 121mm Octalink V2 Spline English Bottom Bracket. Shimano BB ES51 Octalink V2 Bottom BracketsFits Shimano Octalink V2 Spline Cranksets Crankarm fixing bolts not included TECH SPECS 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 121 Defined Color Black