box-three-bmx-disc-brake-caliper-black
box-three-bmx-disc-brake-caliper-black, The Box Three BMX Disc Brake Caliper is here! With a post-style mounting interface made of carbon steel, this disc brake caliper is all you need to improve control. Weighing only 130 grams, this lightweight gadget will spring you smoothly through every turn. All you need to do is focus on the finish line.