The Promax BE-1 brake post extenders are the perfect solution for those needing that extra bit of brake pad adjustment without switching frame sizes. CNC-machined from 6061-T6 aluminum, BE-1 extenders easily mount to any frame’s existing cantilever brake bosses and provide an additional 16 mm of brake arm positioning.

• All necessary hardware is included
• Provides an additional 16mm of brake arm positioning
• CNC-machined from 6061-T6 aluminum
• 1.15oz / 32grams including hardware (bolts)
• Bolt Size - M10