Onyx BMX Pro Rear Hub - 3/8", 10 x 100mm, Black, 28H

Machined 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 Axle Size: 10mm Axle Type: Female Cassette Body Type: Shimano 1 Color: Black Defined Color: Black Front Axle: 3/8" x 100mm Hub Drilling: 28 Hub Type: Rear Cassette Hub/Brake Compatibility: Rim Brake