Perfect for aggressive trail riding, this 11 speed model also works with Box 7 speed DH cassettes, offering fast shifting & a secure hold. ...

This lightweight & durable model is constructed from strong 6061-T6 aluminium with glass fibre & nylon composite for faster & smoother shifting than before. Packed with some of the finest top quality technologies & features, you'll have a gear for every situation from the trail to cross-country. Technologies: Tri-Pack Limited Slip Clutch: The Tri-Pack limited slip clutch is an innovative chain damper that vastly reduces derailleur cage bounce & chain slap. The system also maintains tension for better chain wrap. At its core is a clutch pack, that is capable of providing a large amount of force in a small package. Durable 3D Forged Linkages: Impact resistance is greatly enhanced by way of forging — a key manufacturing process that strengthens critical components. Tested at the premier freeride event of the season — Red Bull Rampage — this new construction has proven itself capable of performing at the highest level. Pivot-Tech: Impact resistant, spring-loaded cable stay keeps cable, housing & you out of harm’s way. ...

This superb model is specifically designed for MTB use, as its ultra-strong 6061-T6 aluminium, glass fibre & nylon composite ...

This stunning groupset focuses on the ride & not just the clicks. It's easy to use thanks to its twin lever shifter actuation ...

This superb model is an ideal replacement for use with your Box Two e-bike 9 speed drivetrain. This is perfect for replacing ...

This fast shifting electric MTB cassette is specially designed for use with electric mountain bikes. Whether you're shredding the trails or exploring new cross-country terrains, this stunning model delivers a smooth & precise shifting experience whatever the riding conditions. Even under pressure, you'll benefit from easy climbs & fast descents thanks to its strong 7075-T6 aluminium construction providing a solid & durable surface that's made especially for off-road riding. To top it off, it weighs in at only 650g, so you won't have to worry about any excess weight holding you back when conquering the trails. ...

Cold forged for enhanced strength, this 6061-T6 aluminium seat clamp is the ideal collar to fix your preferred seating position in place. Compatible with a wide range of seat tubes, you can take on a variety of riding styles with complete confidence that your seat won't move. ...

Constructed from robust steel & aluminium, it's compatible with Shimano HG hubs, with a cog for every section of your ride. Lightweight & durable, this cassette is an ideal off-road drivetrain essential. ...

Built with close-range gear ratios to push you up, over & back down the hill, this 7-speed cassette is strong & durable thanks to its steel & aluminium construction. Suitable for use with short cage derailleurs & most traditional MTB freehubs, this is a lightweight & reliable addition to any downhill drivetrain. ...

This Box Two chain features a nickel plating, which adds both corrosion & wear-resistance to its rock-solid hardened alloy steel construction. All Prime 9 chains have chamfered shifting edges, solid plates & solid pins to safeguard durability. Box's unique inner link spacing is engineered to grab those modern wide/narrow chainrings. Box also chose to modernise the 9 speed platform due to the chain's spirited reputation. Compatibility: • Box One Prime 9 11-50T Cassette Black • Box Two Prime 9 11-50T Cassette Black • Box Three Prime 9 Cassette Black • Box One Prime 9 Rear Derailleur • Box Two Prime 9 X-Wide Rear Derailleur Black • Box Three Prime 9 X-Wide Rear Derailleur Black • Box One Prime 9 Shifter Black • Box Two Prime 9 Shifter Black • Box Three Prime 9 Shifter Black FAQ: Is the Box Two Prime 9 Chain compatible with other 9 speed drivetrains? Yes, All Box prime 9 chains have standard external geometry that will work with most existing 9 speed drivetrains. Is the Box Two Prime 9 Chain Compatible with any wide narrow chainring? No, Box Prime 9 chains are compatible with most 11-speed wide narrow chainrings but there are some chainrings that can result in poor performance. We recommend the following 11 speed wide/narrow chainrings for best performance, Wolftooth Components, Raceface, One Up Components, Absolute Black. How should I clean my Box Two Prime 9 Chain? We suggest removing the chain from the bike & using a soft bristle brush or rag with soapy water or a mild de-greaser. We do not recommend pressure washing, strong solvents or de-greasers as they could degrade the surface coating. ...