Spank SPIKE Race 33 Rear WheelThis MTB rear wheel features a robust alloy construction, which makes it perfect at withstanding all the intensity that’s associated with all-day epics in the mountains. Spank has also kitted out this model with tubeless-ready tyre compatibility and anti-burp rim hooks, which prevent pressure loss while holding your rear tyre firmly in place. Coming complete with triple-butted alloy nipples, this rear wheel delivers smooth-rolling performance as you blast across the mountain.- High performance alloy rim for World Cup level DH racers.- Tubeless ready with anti-burp rim hooks to prevent the loss of pressure and keep tires firmly in place.- The corrugated rim center, a brand acclaimed technology, adds exceptional strength, making it more rigid and allowing the rim to be wider without adding material.Features: Material: Alloy Use: MTB Spokes: J-Hook, triple -butted 2.2/1.8/2.0, alloy DSN nipples Tubeless Ready: Yes, Tubeless ready (tape and valves not included) Valve: F/V Presta Cassette Compatibility: Shimano/SRAM Option: 9-11-Speed Shimano/SRAM cassettes (not XD); SRAM XD Option: SRAM XD 11/12-Speed cassettes only Spoke Configuration: 32H, 3 cross lacing Technologies: BeadBite Anti-burp, OohBah Inverted Inner Wall ERD (mm++) / ETRTO (mm): 27.5": 554 / 584x28; 29": 591 / 622x28Buy Spank Wheels & Tyres from Chain Reaction Cycles, the World’s Largest Online Bike Store.