Box Components Two Brake Post Extender, Black

The box two brake post Extenders are the perfect solution for those needing that extra bit of brake pad adjustment without switching frame sizes. NC-machined from 6061-t6 aluminum, box two Extenders easily mount to any frame’s existing cantilever brake bosses and provide an additional 16 mm of brake arm positioning.

Product Features

  • Built with premium materials
  • 6061-T6 aluminum construction for durability
  • Lightweight just 32 grams