The fastest Spring & Pawl Engagement System in BMX!The Quad Hub features 150 ratchet teeth which engage every 2.4 degrees so what you get it is a super fast engaging hub.We still provide 4 cog spacers which allow you to position the cog where it provides the best possible chain alignment. Hub Set comes w/ a 16t cog but is designed to work w/ any Shimano compatible cog & any Shimano type tool will remove the cog.

• Fixed independent leaf spring/pawl system actingsimultaneously when engaged
• Less resistance & less wear = a smoother rotating hub
• Requires a 6-Bolt Rotor
• For use on newer Crupi frames, we recommend our adapter & a 140mm rotor
• Axles are 10mm axles but a 20mil front optionalso now available
• 36H Disc rear weighs:14.95oz

Wheel Build Specs:Flange Diameter for all 36H front hubs:40mm

Drive Side Flange Diameter for all 28H & 36H Disc hubs: 51mmDrive Side Center to Flange for all 28H & 36H Disc hubs: 25.5mm
Non-Drive Side Flange Diameter for all 28H & 36H Disc hubs: 58mm

Non-Drive Side Center to Flange for all 28H & 36H Disc hubs: 23mm