Shimano CS50 Housing Stops For Flat Back Shift Bosses Option:Flat Mount Throw in our hallmark 100%

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

Removable with standard 4-prong tool

CNC machined aluminum body

Perfect for suspension work or to organize parts for installation

DURABLE ALUMINIUM BARREL: Built to withstand rugged conditions while staying lightweight

Shimano CS50 Housing Stops For Flat Back Shift Bosses Option:Flat Mount Throw in our hallmark 100%Shimano 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