BOX Three Prime 9 eBike Cassette - 9-Speed 12-50t Black MFPN=ARO-RACK-FR Air spring has a positive

Air spring has a positive and self balancing negative chamber and it can be tuned with a new spacer system

Brake Pad Compound Yellow King Holder Compatibility Campagnolo Rim Compatibility Carbon

45 Bolt Mount Diameter 6

TPI 60Color Black/Classic TanDefined Color TanISO Width (mm) 32ISO Diameter 622 / Road / 29"Tire Intended Use RoadTire Diameter 700cTire Bead FoldingLabeled Size 700 x 32Tire Type Tubeless Ready Clincher

SHARK TOOTH CLAMPING (STC) linear knurling to prevent bar slip

BOX Three Prime 9 eBike Cassette - 9-Speed 12-50t Black MFPN=ARO-RACK-FR Air spring has a positiveThe 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