Box One Single Speed Chromoly Cogs 15T

Box One Single-Speed Chromoly Cogs are CNC-machined from long-wearing CNC-machined from chrome-molybdenum. It's designed to fit Shimano™ compatible cassette hubs and has a 5mm wide inner base, giving a more solid interface with the cassette body.

Box One Single Speed Chromoly Cogs 16T

Box One Single-Speed Chromoly Cogs are CNC-machined from long-wearing CNC-machined from chrome-molybdenum. It's designed to fit Shimano™ compatible cassette hubs and has a 5mm wide inner base, giving a more solid interface with the cassette body.

Box One Single Speed Chromoly Cogs 17T

Box One Single-Speed Chromoly Cogs are CNC-machined from long-wearing CNC-machined from chrome-molybdenum. It's designed to fit Shimano™ compatible cassette hubs and has a 5mm wide inner base, giving a more solid interface with the cassette body.

Box One Stem Lock 1-1/8" Black

Cold forged and fully CNC-machined from several high-strength aluminum alloys, 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.

Box One Stem Lock 1.5" Black

Cold forged and fully CNC-machined from several high-strength aluminum alloys, 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.

Box One Stem Locks 1" Black

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™ Stem Locks are backward compatible with existing Box forks and may work with forks from other manufacturers.

Box One XE Expert Carbon Forks

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 just for looks, as they are integral to achieving superior steering stiffness. When combined with Box’s other Oversized components, you’ll experience heightened responsiveness and reduced latency.

Key differences: This particular model fork is tailored for mid-sized racers and includes a lighter weight 1 inch 7000 series aluminum steerer tube and 10mm cold-forged dropouts.

Weight Limit: 45 kg (99 lbs) or less with limitations as per Category 1 of EN 16054:2012 Standard

Box One XL Pro Lite Carbon Forks

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 just for looks as they are integral to achieving superior steering stiffness. When combined with Box’s other Oversized components, you’ll experience heightened responsiveness and reduced latency.

Key differences: This particular model fork is tailored for larger-sized racers and therefore includes a lightweight 1-1/8 inch 7000 series aluminum steerer tube and 10mm cold-forged dropouts.

Weight Limit: 115kg (253 lbs) with limitations as per Category 2 of EN 16054:2012 Standard

Box One XS Mini Carbon Forks

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 just for looks, as they are integral to achieving superior steering stiffness. When combined with Box’s other Oversized components, you’ll experience heightened responsiveness and reduced latency.

Key differences: This particular model fork is tailored for smaller racers and includes a lighter weight 1 inch 7000 series aluminum steerer tube and 10mm cold-forged dropouts.

Weight Limit: 45 kg (99 lbs) or less with limitations as per Category 1 of EN 16054:2012 Standard

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.

Box Three Brake Kit 108mm

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 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 include reaching adjustment for accurate positioning and a barrel adjuster to fine-tune cable tension.

For compatibility questions, please click here. 

Box Three Brake Kit 85mm

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 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 include reaching adjustment for accurate positioning and a barrel adjuster to fine-tune cable tension.

For compatibility questions, please click here. 

Box Three Hollow-Forged Crankset 170mm

The Box Three Crankset features a hollow-forged 2-piece design with an oversized bottom bracket interface. The 24mm spindle is pressed into the drive-side crank arm for durability and easy installation. The non-drive side crank arm features a 2-bolt pinch system for added strength. Our unique 4-bolt 104 BCD spider features a flex-resistant ring for optimum performance.

Box Three Cranks feature steel pedal inserts that require pedal washers and externally sealed bearing BSA bottom brackets, both provided in the box.

For compatibility questions, please click here.

Weight Limit: 115kg (253 lbs) with limitations as per Category 2 of EN 16054:2012 Standard

Box Three V-Brake 108mm

The Box Three Brake is available in 85mm and 108mm. 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-Brake 85mm

The Box Three Brake is available in 85mm and 108mm. 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 Lever - Long

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 include reaching adjustment for accurate positioning and a barrel adjuster to fine-tune cable tension.