Choose OptionTwist Shift GXP 175mm 168Q Kit-In-A-Box No Chain Ring No Brakes No Bottom BracketTrigger Shift BB30 175mm 168Q Kit-In-A-Box No Chain Ring No Brakes No Bottom BracketTrigger Shift GXP 170mm 168Q Kit-In-A-Box No Chain Ring No Brakes No Bottom BracketTwist Shift BB30 175mm 168Q Kit-In-A-Box No Chain Ring No Brakes No Bottom BracketTrigger Shift GXP 175mm 168Q Kit-In-A-Box No Chain Ring No Brakes No Bottom Bracket