Rear hub: Primo Mix Cassette Hub
* 14mm hollow chromoly axle with 6mm allen key broach on each end
* Right or Left side drive option
* Choice of 8t, 9t or 10t driver
* All replacements parts available
* 36 Hole front and rear only
* Optional titanium axle upgrade available for rear hub
Front hub: Primo N4 hub
* 3/8″ hollow chromoly axle with 5mm allen key broach on each end
* All replacements parts available
* 36 Hole only
* Alloy hardware and nuts
* Black or White
