BOX Three Prime 9 eBike Cassette - 9-Speed 12-46t Black Adhesive-No Smooth center stripe for fast

Smooth center stripe for fast rolling on pavement and hardpack with densely packed micro knobs followed by larger rectangular knobs on the shoulders for cornering traction

} High quality welded wire baskets for school

SmartGuard puncture protection to resist thorns shards and even thumbtacks

Fits handlebars 22

US Patent 10464635

BOX Three Prime 9 eBike Cassette - 9-Speed 12-46t Black Adhesive-No Smooth center stripe for fastThe 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