NEW BOX Three Prime 9 9-Speed Cassette 11-50t brand_strider quiet operation and ease of

quiet operation and ease of service

Rotor Size (mm): 203

Weight (oz): 10

Ear and forehead coverage keeps the rider from being uncomfortable while riding but still lets heat escape out of the top of their head to prevent overheating

epoxy coated tubular 6061 T6 aluminum construction

NEW BOX Three Prime 9 9-Speed Cassette 11-50t brand_strider quiet operation and ease ofThe 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