BOX Three Prime 9 eBike Cassette - 9-Speed 12-46t Black Adhesive-No Durable rubber stem mount body

Durable rubber stem mount body allows air and sealant to flow through freely

Steerer Type Tapered Color Gloss Black Lockout Switch Crown Brake Type Post Mount 180 Crown Race 40 Negative Spring Air Travel (mm) 120 Wheel Size 29" Offset 44 External Adjustments Lockout Threshold External Adjustments Rebound Damping Defined Color Black Positive Spring Air Axle to Crown Length 531 Front Axle 15mm Thru x 110mm Stanchion Diameter 35 Maximum Tire Width 66 S

US Patent 10464635

SmartGuard puncture protection to resist thorns shards and even thumbtacks

BOX Three Prime 9 eBike Cassette - 9-Speed 12-46t Black Adhesive-No Durable rubber stem mount bodyThe 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