Products

Box One Linear Brake Cable Kits are among the most advanced BMX brake cables on the market. The custom Concentric housing includes aramid fiber-wrapped aluminum/steel linear wires for the best combination of strength and low weight. The inner Nano Cable wires are treated with...

All Box One and Box Two cranksets are engineered around Box’s Oversized Technology™ platform with one primary objective: maximizing pedaling stiffness and power delivery. There is little benefit in pushing harder on the pedals if that energy cannot efficiently transfer to the rear wheel....

Box One M35 Crankset All Box One and Box Two cranksets are engineered around Box’s Oversized Technology™ platform with one primary goal in mind: maximizing power delivery and pedaling stiffness. After all, there’s no point pushing harder on the pedals if that energy cannot...

The Box One 20mm Adjustable Axle offers unparalleled versatility, having one size fitting all 20mm through hubs from 103 to 130mm, allowing it to fit seamlessly into your BMX racing setup. With its adjustable feature, you can fine-tune the axle to fit your frame...

Enhance your ride with the Box One Oversized 20mm Rear Lockring, a lightweight and durable upgrade to traditional steel lockrings. Designed for BMX racers who seek precision and performance, this lockring delivers weight savings without sacrificing strength, making it the perfect addition to your rear hub setup. Crafted from high-quality 6061-T6 aluminum and CNC-machined for a perfect fit, it features a sleek anodized finish with laser-etched graphics for a clean, professional look. The multi-tool compatible design works with Park Tool BBT-9 and other 44mm, 16-notch bottom bracket tools, ensuring quick and easy installation. With an 1.72 x 24 TPI thread pitch, 55.5mm outer diameter, and weighing just 8g (0.28oz), the Box One Oversized 20mm Rear Lockring is a must-have lightweight upgrade for your BMX setup.

All Box stems are engineered and crafted using our Oversized Technology. As we follow the load paths down the handlebars we have focused our attention on the stem-to-bar interface. Since the Oversized handlebars have an increased wall thickness and tube diameter in this sector...

All Box stems are engineered and crafted using our Oversized Technology. As we follow the load paths down the handlebars we have focused our attention on the stem-to-bar interface. Since the Oversized handlebars have an increased wall thickness and tube diameter in this sector...

All Box stems are engineered and crafted using our Oversized Technology. As we follow the load paths down the handlebars we have focused our attention on the stem-to-bar interface. Since the Oversized handlebars have an increased wall thickness and tube diameter in this sector...

All Box stems are engineered and crafted using our Oversized Technology. As we follow the load paths down the handlebars we have focused our attention on the stem-to-bar interface. Since the Oversized handlebars have an increased wall thickness and tube diameter in this sector...

We couldn't ignore the undeniable truth about bottom brackets. Traditional BBs lack the space necessary for the pedal stiffness you deserve. That's why we designed the B52 Bottom Bracket to bring Oversized Technology into your bike frame, breaking the mold in the bike builder's...

The Box One Flat Chromoly Handlebars are built for riders seeking maximum front-end stiffness and precise bike control. Manufactured from premium 4130 chromoly steel, these handlebars feature Box’s proprietary 13-butted construction and Oversized™ 31.8 mm clamp interface for exceptional strength and steering precision. Unlike...

The Box One Oversized Chromoly Handlebars are designed for BMX racers who demand maximum stiffness, strength, and power transfer. Constructed from premium 4130 chromoly steel and engineered around Box’s Oversized™ Technology, these handlebars deliver exceptional steering precision while reducing flex during hard sprint efforts....

Box One Quick Release Seat Clamps are cold-forged, and CNC machined from 6061-T6 aluminum alloy. A quick-release lever makes adjusting your seat height quick and easy. Weighing just 28 grams/1 ounces in the 31.8 sizes, it’s as lightweight as it is tough. The head...

All Box hub sets that with axle diameters of 15mm and up are engineered and crafted using our Oversized Technology. For steering stiffness we follow the load paths down the handlebars, through the stem, headset, and eventually to the fork-to-hub interface. To transfer as...

Quantum Axles are made from hard anodized 7075-T6 aluminum for strength and durability. These axles are designed for use with Quantum rear hubs only and are not compatible with other manufacturers' hubs. The 157mm version works best with traditional Chromoly and aluminum frames, while...

Box One 70mm Carbon Brake Pad Inserts were formulated with a special compound compatible with carbon fiber rims. This helps keep the heat down while still creating high-performance stopping power. Designed to fit standard BMX brake pads that accept replacement inserts! Sold as a...

The Box One Rim Tape is a durable nylon adhesive-backed rim strip designed to protect your inner tube from spoke holes and spoke nipples inside the rim. Easy to install and trim to length, each roll is sized to fit rims up to 24...

Box One Saddles are the first of their kind, featuring a proprietary co-molded nylon shell and carbon fiber Seatpost. Super lightweight and designed specifically for BMX racing, they feature the Box logo molded into the top and have reduced profiles to prevent snagging on...

Box One Single-Speed Aluminum Cog The Box One Single-Speed Aluminum Cog is engineered for BMX racers seeking the lightest possible drivetrain setup without sacrificing engagement precision or durability. Precision CNC machined from premium 7075-T6 aluminum, these cogs deliver exceptional weight savings while maintaining excellent...

Box One Single-Speed Chromoly Cog The Box One Single-Speed Chromoly Cog is designed for BMX racers and riders seeking maximum durability, reliable drivetrain performance, and long service life under heavy sprint loads. Precision CNC machined from durable chrome-molybdenum steel, this cog delivers excellent wear...

Box One Oversized Single Speed Cog The Box One Oversized Single Speed Cog is engineered for elite BMX racers seeking maximum drivetrain efficiency, durability, and power transfer. Precision CNC machined from premium chromoly steel, this race-proven cog delivers exceptional strength and wear resistance while...

Description The Box One Stealth Expert Front Hub is designed to be light FOR lightweight riders, and features small hub flanges, lower spoke counts, and decreased material to keep the weight down. This makes the Stealth Expert Front Hub  ideal for any Mini, Junior...

Description The Box One Stealth Expert Rear Hub is designed to be lightweight for smaller riders and features small hub flanges, lower spoke counts and decreased material to keep the weight down. Featuring our Stealth Technology adds instant engagement and silent low-drag coasting making...

Experience elite-level performance with the Box One Stealth Pro Oversized 20mm Disc Rear Hub, featuring advanced Stealth Technology™ for instant power delivery, silent coasting, and ultra-low drag. Built for serious BMX racers, this hub delivers infinite points of engagement, giving you lightning-fast responsiveness with every pedal stroke. The CNC-machined 7075-T6 aluminum hubshell and axle offer exceptional strength without added weight, while the hardened steel driver ensures long-lasting durability. At its core is a German-made precision one-way roller bearing, delivering smooth, dependable engagement under pressure. Designed with angled flanges, 36-hole drilling, and a sleek dual-texture anodized finish, this hub blends strength, style, and race-proven function. Uses an OS spline driver compatible with box OS cogs and other oversized cogs and lockrings like the Onyx Ultra SS line. The 6-bolt disc brakes fit a 20mm x 110mm axle and is convertible to 15mm or 10mm with an optional kit. This hub includes the Box One Oversized 20mm Rear Lockring, the Box One Stealth Pro Oversized 20mm Disc Rear Hub is built to dominate the gate with stealthy speed and total control.

Box One Stealth Pro Oversized 20mm Front Hub Command the track with the Box One Stealth Pro Oversized 20mm Front Hub, engineered around Box’s Oversized Technology™ platform for maximum steering precision, stiffness, and race-day performance. Designed specifically for elite BMX racing, this high-performance hub...

 Description Cold forged and fully CNC-machined from several high-strength aluminum alloys, new Box One™ Stem Locks offer peace of mind and a level of added protection against losing your front wheel and fork legs in the event of a broken steerer tube. All new...

Box One™ 120 TPI Folding Tires were engineered with a minimalist approach to hit lofty goals for weight, traction, rolling resistance, and rebound. At its heart is a super-supple 120TPI casing where we forced in as much rubber displacing nylon as possible. Skin walls...

For Box braking we’ve limited the use of our Oversized Technology to the V area since the levers need to be minimalist and largely act as a remote for the V-Brakes. To reduce lateral deflection at the V we chose to enlarge the pivot...

All Box One forks are engineered and crafted using our Oversized Technology. These forks are the single most important component in the quest for bike control. We’ve moved carbon from areas of low stress to areas that handle high load. Those muscular shoulders aren’t...

All Box One forks are engineered and crafted using our Oversized Technology. These forks are the single most important component in the quest for bike control. We’ve moved carbon from areas of low stress to areas that handle high load. Those muscular shoulders aren’t...

All Box One forks are engineered and crafted using our Oversized Technology. These forks are the single most important component in the quest for bike control. We’ve moved carbon from areas of low stress to areas that handle high load. Those muscular shoulders aren’t...

All Box One forks are engineered and crafted using our Oversized Technology. These forks are the single most important component in the quest for bike control. We’ve moved carbon from areas of low stress to areas that handle high load. Those muscular shoulders aren’t...

DESCRIPTION All Box One forks are engineered and crafted using our Oversized Technology. These forks are the single most crucial component in the quest for bike control. We’ve moved carbon from areas of low stress to areas that handle high load. Those muscular shoulders...

All Box One forks are engineered and crafted using our Oversized Technology. These forks are the single most important component in the quest for bike control. We’ve moved carbon from areas of low stress to areas that handle high load. Those muscular shoulders aren’t...

All Box One forks are engineered and crafted using our Oversized Technology. These forks are the single most crucial component in the quest for bike control. We’ve moved carbon from areas of low stress to areas that handle high load. Those muscular shoulders aren’t...

Initially designed for the European market’s UCI races, these are also a requirement for USABMX Nationals. The Box Two Side Number Plates are shaped from embossed foam and feature full-color printed graphics. They comply with UCI regulations and fit all bicycle frames. Hook-and-loop straps...

The Box One 1/8" to 1/5" Headset Crown Race converts 1.5" headsets to 1-1/8" fork race. With a split ring design, this headset crown race offers a hard anodize black finish for durability. 1.5" Lower Bearing to 1-1/8" Fork RaceSplit Ring Design7075-T6 AluminumHard Anodize Black...

The Box Three Disc Brake Rotor is a Stainless Steel, 6 bolt rotor designed for BMX Race. Utilizing a small size and rounded outside edges for safety is the optimal size for any BMX Race bike.   ISO 6 bolt brake/hub interfaceRounded outside edgesLightweight...

The Box Three Brake is available in 85mm with short reach lever or 108mm with long reach lever. They include two-tone, dual-compound pads that feature a unique finned design that helps improve airflow. The Philips head tension screws aid installation and makes toe-in adjustments...

 Adjusting chain tension is quick and easy with the new Box Three™ Chain Tensioner. With a single-hole "lollipop" design, these tensioners reduce weight and help keep your rear wheel locked in place. FEATURES Range of AdjustabilityProvides Protection for Your Frame DropoutsSlotted for DropoutLollipop Design...

Box Three Crankset — 24mm Hollow-forged 2-piece BMX race crankset with a 24mm spindle pressed into the drive-side arm for strength and easy installation. The non-drive arm uses a 2-bolt pinch system, and the 4-bolt 104 BCD spider has a flex-resistant ring for improved...

The Box Three Expert Front Hub is a lightweight version of the Pro sized counterpart. It includes precision sealed bearings but uses aluminum axles, a smaller hub-shell, and lightweight hardware; for the smaller riders who like to go fast! Hub features a quick release...

The Box Three Expert Rear Hub is a lightweight version of the Pro sized and still offers a super-fast 4-Pawl system, precision sealed bearings but uses aluminum axles, a smaller hub-shell, and lightweight hardware; for the smaller riders who like to go fast! Hub includes Steel...

Description The Box Three Expert Disc Rear Hub is a lightweight version of the Pro sized and still offers a super-fast 4-Pawl system, precision sealed bearings but uses aluminum axles, a smaller hub-shell, and lightweight hardware; for the smaller riders who like to go fast! Hub...

The Box Three Pro Hubs are our most affordable hubs but don't be fooled. They are still packed full of features!Our Box Three Pro Front Hub offers two precision sealed 6902 bearings between a forged 6061 aluminum hub-shell and a steel 10mm axle and...

The Box Three Pro Hubs are our most affordable hubs, but don't be fooled they are still packed full of features! Our Box Three Pro Disc Rear hub has a super-fast 120 Tooth Engagement system, precision sealed bearings, a steel 10mm axle, AND a...

The Box Three Pro Hubs are our most affordable hubs, but don't be fooled they are still packed full of features! Our Box Three Pro Rear hub has a super-fast 120 Tooth Engagement system, precision sealed bearings, a steel 10mm axle. This creates a...

The Box Three Brake is available in 85mm108mm. They include two-tone, dual-compound pads that feature a unique finned design that helps improve airflow. The Philips head tension screws aid installation and makes toe-in adjustments simple and easy.

Box Three™ V-Point Brake Levers are the most versatile levers in the entire Box family. Available in either short or long reach versions, Box Three Levers are reversible, allowing users to 'flip' the lever for use on either side of the handlebar. Other features...

Box Two™ Integrated headsets feature an aluminum top cap, CNC-machined bearing cover, and split crown race with super-smooth rolling, precision 45x45 bearings Important notes: This headset was designed to allow 1-inch forks with frames that have 1-1/8-inch integrated head tubes. Compatibility: Box One XS...