Official B-RAIL Mounting Rail

UPDATE : We’ve released an optimized version (v2) of the standard rail that makes sliding accessories a bit smoother. Be sure to check out the updated print profile! This is the official mounting rail for the B-RAIL System, designed to fit any standard bottle cage mounts on your bike. It allows you to attach a wide range of accessories and swap them out in seconds. The integrated rear latch makes clipping accessories on and off quick and effortless. With the B-RAIL System, you can customize