Box Two brake arms are cold forged and CNC-machined from 6061-T6 aluminum and feature 35 millimeters of vertical brake pad adjustment—more than most linear-pull brakes. Cold forging produces the strongest, stiffest, lightest weight, and most durable bicycle parts. Other features include sealed bushings, stainless steel hardware, a flexible cable noodle and a streamlined cable fixing point.

85mm long brake arms designed to work with Micro to Expert frames that 20 x 1-1/8 or 20 x 1-3/8 wheels