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...

With a stiff, one-piece, co-molded design, Box Three Air Flow Brake Shoes provide excellent stopping power and are the perfect choice for your next...

The Box Two Fixed Seat Clamp is made from 6061-T6 aluminum and is cold forged for maximum strength. Box makes them in a handful of sizes to fit ma...

Designed by the infamous Rich Lee, the Box Two plates are injected in an impact-resistant and colorfast resin. The airflow ports are artfully sculp...

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 Two Railed Seat Post is made from 2014 aluminum to keep the weight down and the strength up. The two bolt head design offers a solid connec...

The Box Two Quick Release Seat Post Clamps are cold forged, and cnc'd from 6061-T6 Aluminum. They come in at a measly .95oz for the 31.8mm size, an...

The Box One Saddle Carbon Post uses a co-molded nylon shell and a carbon fiber seatpost. This makes for a super light set up just for BMX racing. ...

Box Two™ Freewheels combine durability with lightning-fast engagement. They feature nine, super durable pawls and are available in one of three cho...

The Box Phase 2 Side Number Plate Black are quickly becoming a needed accessory for BMX racing. The Phase 2 is made from embossed foam with printe...

Box Two External Bottom Bracket is built with alloy External cups to fit euro style bottom bracket shells. Includes sealed bearings and is a great ...

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...

Box One Single-Speed Chromoly Cogs are CNC-machined from long-wearing CNC-machined from chrome-molybdenum. It's designed to fit Shimano-compatible ...

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...

The Box Two Integrated Taper Headset fits frames with taper head tubes using a 1-1/8" top and  1.5" bottom.  Aluminum top cap included Smooth bear...

The Box Two 60TPI Wire Bead 26" Tire takes a minimalist approach to give you everything you need without all the gimmicks. Box delivered a tire to ...

Box One Stem Lock is cold forged. The Stem Lock is set up to help get your headset tight as well as offer protection in case of an issue with a br...

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 Three chain is polished and then chemically treated to achieve corrosion resistance. All Prime 9 chains have chamfered shifting edges, soli...

The Box Five Square Taper Cranksets are compatible with all BSA European style square taper bottom brackets. Oversized bottom bracket interface C...

The Box Two Square Taper Chromoly Bottom Bracket is a perfect option for young riders looking for a high quality yest affordable square tapered bot...

The Box One 120TPI Folding Tire take a minimalist approach to give you everything you need without all the gimmicks. Box delivered a tire to hit al...

The Box One Quick Release Seat Post Clamp are cold forged with a clean CNC machined look from 6061-T6 aluminum. Convenient quick release design tha...