Shimano CS50 Housing Stops For Flat Back Shift Bosses Option:Flat Mount Crankset spindle length must be

Crankset spindle length must be longer than 104mm when used in a 86

Advisory* This product is OEM packed and not in original manufacturers packaging

Throw in our hallmark 100% lenses for the very best vision and you'll find high-performance sunglasses that are just as comfortable on the street as the trail

To real cycling enthusiasts

Removable with standard 4-prong tool

Shimano CS50 Housing Stops For Flat Back Shift Bosses Option:Flat Mount Crankset spindle length must beShimano CS50 Housing Stops For Flat Back Shift Bosses CS50 shifter boss conversion for STI shifters with barrel adjusters ST74 shifter boss conversion for STI shifters with barrel lever Choose for concave convex or flat mount surface braze on boss