Box Components

The Box Three Brake Kit is available in 85mm or 108mm. They include two-tone, dual-compound pads that feature a unique finned design that helps imp...

Adjusting chain tension is quick and easy with the new Box Three™ Chain Tensioner. With a single hole "lollipop" design, these tensioners reduce we...

Cold Forged from 6061-T6 Aluminum 85 or 108mm Arm Length Up to 35mm of brake pad adjustment Box Three™ Air Flow Brake Shoes w/ Dual Compound Pads ...

The Box Three Brake Lever comes with all the options a rider could ask for. This lever comes in two different shapes, a short reach and a long reac...

The Box Focus rear rim is a 36 hole, 20 inch rim perfect for BMX racing and smooth dirt jumping, trail riding. The rear rim features a sidewall go...

The Box Two Chain Tensioners are crafted from a strong 6061 aluminum and drilled with two different mounting holes to work on most frames and provi...

The Box Two chain's nickel plating adds both corrosion and wear-resistance. All Prime 9 chains have chamfered shifting edges, solid plates and soli...