Onyx BMX Ultra Rear Hub - 3/8" 10 x 110mm 6-Bolt Black 36H eeSilk Alloy Suspension Post Material: 6061 T6 aluminum with

Material: 6061 T6 aluminum with Delrin axle

Filters are not washable (initial filter included/preinstalled)

Tooth Count 46/33Drivetrain Speeds 12Round or Oval RoundMaterial AluminumColor BlackDefined Color BlackDirect Mount Type Direct Mount SRAM 8-Bolt

Crafted with premium aluminum

Model TFRA/FCS Compatibility Cura Cura 4 and Cura-X Material Aluminum Left/Right Left/Right Color Black Package Each

Onyx BMX Ultra Rear Hub - 3/8" 10 x 110mm 6-Bolt Black 36H eeSilk Alloy Suspension Post Material: 6061 T6 aluminum withMachined 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