Box components BOX Two Brake Post Extender Pair Black M10 x 1.25 Canti Post Extender

Box Two Brake Post Extenders are the perfect solution for those riders in need of extra brake pad adjustment without switching frame sizes. CNC-machined from 6061-T6 aluminum Box Two Brake Post Extenders easily mount to any frame�s existing cantilever brake bosses and provide an additional 16 mm of brake arm positioning. Depending on your application they can be mounted in either one of two positions -- above the frame`s v-brake mounts or below