NEW BOX Three Prime 9 9-Speed Cassette eBike 12-46t, rearder_12speed - Maximum load weight limit:

- Maximum load weight limit: 30lbs

Made in Colorado - Built in the USA - Limited Lifetime Warranty

Well ventilated and with extended coverage

- Tubular 4130 CroMoly Construction

NEW BOX Three Prime 9 9-Speed Cassette eBike 12-46t, rearder_12speed - Maximum load weight limit:The 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