ONYX Ultra Hg Cassette Hub
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Onyx Ultra HG Cassette Hub – BMX Race
The Onyx Ultra HG Cassette Hub is built for BMX race riders who demand instant engagement, precision, and unmatched smoothness. Featuring Onyx’s patented Sprag Clutch Technology, this hub combines premium materials and expert craftsmanship for world-class performance.
Designed for maximum power transfer and long-lasting reliability, the Ultra HG keeps your drivetrain running efficiently and quietly — whether on the BMX race track, trails, or streets.
Features
Patented Onyx Sprag Clutch for instant, silent engagement
HG (HyperGlide) freehub compatible with standard cassettes
CNC-machined aluminum shell for strength and reduced weight
Stainless steel bearings for ultra-smooth rolling performance
Available in multiple axle and driver configurations
Designed and made in the USA
Perfect for:BMX race riders and performance-focused MTB riders seeking high-precision, silent hubs.