Onyx BMX Ultra Rear Hub - 3/8" 10 x 110mm 6-Bolt Black 36H Model-BOX One Delta Stem Ultegra R8000

Ultegra R8000

With a textured surface and slightly raised shoulder knobs the Vault rolls fast without giving up traction

Hardware is all stainless-steel and pre-installed for hassle-free mounting

63-68 degree chainstay angle

Onyx BMX Ultra Rear Hub - 3/8" 10 x 110mm 6-Bolt Black 36H Model-BOX One Delta Stem Ultegra R8000Machined to the tightest tolerances. Onyx hubs use sprag internals for strength extremely low rolling resistance and infinite points of engagement. All Onyx hubs come standard with ceramic hybrid bearings so there is no need to upgrade. Ceramic hybrid bearings 7075 Aluminum Hub Shell Adjustable preload Titanium bolts Extremely low rolling resistance Silent instant engagement 5 year limited warranty Made in the USA Cassette Body Type Shimano 1 Axle