NEW BOX Three Prime 9 9-Speed Cassette eBike 12-46t, Type_Eyewear Pannier deployment requires a beam

Pannier deployment requires a beam rack with side frames attached or a traditional rack with struts to prevent panniers from contacting rear wheel

SC-1 bottom brackets are the perfect choice for those who still prefer the low weight and simplicity of square taper cranks

Security Rating: 5 out of 10

Includes two pre-loaded DARTs for sealing multiple and larger punctures

2 lbs (120 g)

NEW BOX Three Prime 9 9-Speed Cassette eBike 12-46t, Type_Eyewear Pannier deployment requires a beamThe 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