Park Tool Frame Tap M6X1 Suits Bake Posts TAP-9

M6 x 1.0 threading - commonly found on cantilever brakes and large fender bosses

About Park Tool
Park Tool are the world's largest bicycle tool manufacturer. Located in St. Paul Minnesota they have been designing and manufacturing bicycle specific tools since 1963. Their dedication to quality and innovation have gained them the reputation for producing the best bicycle tools in the world.