BOX Three Prime 9 Cassette - 9-Speed 11-50t Black CheckoutSpec= 30tpi A handy tool for four

A handy tool for four piston calipers that holds back 3 of the 4 to allow for servicing and maintenance

Includes the Twist bike base for mounting to the standard braze-ons

the dissociated lacing system allows adjustment of forefoot or upper foot tightening by pulling different parts of the Quicklace™

Brake caliper not included

Edge cycling computers or your compatible smartphone

BOX Three Prime 9 Cassette - 9-Speed 11-50t Black CheckoutSpec= 30tpi A handy tool for fourThe Box Three Prime 9 cassette is a great all around cassette option. All cogs are stamped from steel and subsequently the larger ones are pinned to alloy spiders. It also features weight reducing holes on the cogs. The Box Three Prime 9 offers ultra wide ratio with consistent progressions Prime 9 technology offers the same range as a 12 speed drivetrain with fewer gears to shift through Fewer parts reduced weight and increased durability Cogs pinned