Fulcrum Red Zone 5 TR Boost MTB WheelsetFulcrum has designed its Red Zone 5 TR Boost wheels with adaptability, efficiency and speed in mind, no matter what terrain you point them down. An excellent pairing for avid XC and MTB riders, strength and suppleness are ensured on every rough and ready run. Rough-riding and Efficient Trail Wheelset Durable and dependable for riding at the edge, this trail-taming duo is built from a lightweight and stiff aluminium, ideal for barrelling through rough terrains. Kept sturdy and in shape by stainless steel straightpull spokes, fast and aerodynamic rolling is achieved with every rotation. Tubeless ready and kitted out with Boost hub spacing for larger tyres to be fitted and a stiffer overall riding experience, this wheelset knows no bounds when it comes to thrill-seeking and fun forays. Technologies:AFS Axle System:Using a disc rotor mount on the hub body and a Thru-axle engagement, Fulcrum has developed an axle system that integrates perfectly with the frame/fork dropouts and provides flex-free performance when putting the power down and optimised stability when applying heavy braking loads to your disc brake callipers.2-Way FitThis tubeless system is specifically designed for Fulcrum wheels when used in conjunction with Schwalbe Tubeless easy (TL-Easy) clincher tyres.Features: Material: Rims and Hubs: Aluminium; Spokes: Stainless Steel Rim Height: 20mm Rim Width: 23mm internal Rim Type: 2 way-fit ready Hub Spacing: Boost Use: Cross Country, Marathon, Trail Spoke Type: Rounded straight-pull, 28 count Weight: 1.81kgBuy Fulcrum Wheels & Tyres from Chain Reaction Cycles, the World’s Largest Online Bike Store.