Kaius is a premium carbon gravel bike built to be your elite race companion for all terrains. The unprecedented carbon layup and gravel-specific geometry ensure the perfect balance of stiffness, lightweight, and compliance for optimal traction on loose surfaces, front-end stability, and unmatched climbing prowess. Harnessing the precision and performance of our renowned leading road technologies, Kaius is a race machine tuned to the gravel wavelength with the engineered Kaius fork, our signature ICS2 stem and conventional bar, TCC Race compliance, compatibility with 1x and 2x drivetrains and up to 44 mm of tire clearance.The innovative premium carbon layup uses ultra high-module fibres for unmatched stiffness resulting in maximum power transfer and minimal weight. Kaius boasts our Tuned Compliance Concept Race Technology for a comfortable ride on rough surfaces and targeted reinforcements protect your frame against the demands of gravel racing.Kaius was built with one purpose: to be fast on gravel roads. That is why we produced a gravel-specific frame with a longer reach shifting the front wheel forward to improve stability and increase traction on loose surfaces. With the shorter stem providing responsive handling, Kaius sports a progressive and race-tuned geometry for evolving riding styles.Being a race bike, Kaius is not only stiff and comfortable but also lightweight. With a frame weighing only 910g, the fork 400g, a seat post at 160g, and the cockpit clocking in at 315g, we produced a module that is going to make you fly up the hills at a lightweight 1.785 kg.Versatile by design, Kaius comes with all you would expect from a high-end gravel race bike. It can fit 1x and 2x drivetrains, tires up to 44 mm, a dropper post, our new MTT Suspensions Stem, and top tube bolt-on bags.
Hand built in Southern California, Box Three Wheels are made with Box One front and rear rims and 36-hole, Box Three Pro Hubs laced 3-cross front and rear with 14-gauge stainless steel spokes and brass nipples. Each wheelset is built with Wheelsmith Spoke Prep and inspected using a DT Swiss tension meter for quality control. Includes both front and rear wheels. ###section### Product Specs WHEEL SIZE:20" HUB:Box Three AXLE:TBC DRIVE SIDE:RHD RIM:Box One (Focus) Rim SPOKES:16 gauge stainless steel spokes NIPPLES:Nipples WEIGHT:TBC
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 reach adjustment for accurate positioning and a barrel adjuster to fine tune cable tension.
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 reach adjustment for accurate positioning and a barrel adjuster to fine tune cable tension.
Box Three Quick Release Seat Clamps are cold forged and CNC machined from 6061-T6 aluminum alloy. The head of the lever and the face of the clamp are given a proprietary low-friction surface treatment that ensures smooth lever action for the life of the clamp without the need for a bushing.
Box Three Steel Press-In Threadless Headset features a hybrid aluminum and steel construction. The top cap, upper bearing cover and lower race are CNC-machined from aluminum alloy while the cups are made from steel. This construction results in a high-quality headset at a lower cost. Each headset is fitted with smooth rolling, sealed, cartridge bearings and are designed for frames that accommodate external cup style headsets.
Adjusting chain tension is quick and easy with the Box Three Chain Tensioner. With a single hole "lollipop" design, these tensioners reduce weight and help keep your rear wheel locked in place.
Hand built in Southern California, Box Three Wheels are made with Box One front and rear rims and 36-hole, Box Three Pro Hubs laced 3-cross front and rear with 14-gauge stainless steel spokes and brass nipples. Each wheelset is built with Wheelsmith Spoke Prep and inspected using a DT Swiss tension meter for quality control. Includes both front and rear wheels. ###section### Product Specs WHEEL SIZE:20" HUB:Box Three AXLE:TBC DRIVE SIDE:RHD RIM:Box One (Focus) Rim SPOKES:15 gauge stainless steel spokes NIPPLES:Nipples WEIGHT:TBC
The Box Three Pro Disc Hub is made of a 6061 T6 aluminum hubshell and containing a 6-bolt rotor, this pro disc hub offers 4 pawls 120 points of engagement, made for speed. Weighing roughly under 445g which includes the disc, this pro disc hub is ideal for racing. ###section### Product Specs AXLE SIZE: 10mm SPOKE HOLES: 36 BEARINGS: Sealed WEIGHT: 444 grams (disc) / 270 grams with bolts (front)
The Box Three BMX Disc Brake Caliper is here! With an IS 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.
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 build. They include two-tone, dual-compound pads that feature a unique finned design that helps improve air flow. Pivoting posts aid installation and make toe-in adjustments simple and easy.
Hand built in Southern California, Box Three Wheels are made with Box One front and rear rims and 36-hole, Box Three Pro Hubs laced 3-cross front and rear with 14-gauge stainless steel spokes and brass nipples. Each wheelset is built with Wheelsmith Spoke Prep and inspected using a DT Swiss tension meter for quality control. Includes both front and rear wheels. ###section### Product Specs WHEEL SIZE: 20" HUB: Box Three AXLE: TBC DRIVE SIDE: Right Side Drive RIM: Box One (Focus) Rim SPOKES: 16 gauge stainless steel spokes NIPPLES: TBC WEIGHT: TBC