Box Four 8-Speed E-bike CassetteThe Box Components Box Four 8 Speed E bike Cassette is designed to handle the demands of modern E Bike riding with its robust high gears. This cassette features additional teeth on the top three gears, enhancing durability and reducing wear by spreading the load more evenly. Box Components integrates their Prime 9 philosophy into the Box Four, focusing on durability, simplicity, and reliability, all at an affordable price. The sprockets are crafted

Technology (Cassette) XS

Front Axle -  Ø9mm – Length 100mm between dropouts

The Wolf Tooth Aluminium Single Speed Cog utilises extra tall teeth for reliable chain retention when using a chain tensioner

Shorter nose for women and smaller riders

As a critical link between the frame and rear derailleur

stems and seatposts

it's a monster and it handles so well' - Alasdair B

The perfect set for twilight or early morning rides

CrMo steel chain tool

BUILD KITS -

KMC E1 E-Bike Singlespeed Chain

Chain hook