Mavic XA Light XD 29 MTB Wheelset. The Mavic XA Light XD 29 MTB Wheelset features a modern, wide rim profile, which provides additional traction and comfort. The XA Light has been especially designed to be packed with performance enhancing technology in an exceptionally strong and lightweight build that is tubeless ready. This version of the XA is equipped with a SRAM XD driver freehub body, making it compatible with SRAM XD 11 Speed cassettes Rolling Performance, Strength, Durability. These wheels are engineered using precise machining to make rims very light with great rolling performance without compromising on strength or durability. They feature a 25mm internal width rim with a hookless profile that provides the perfect tyre shape, making the most of the tread contact patch with the ground and reducing the chances of your tubeless tyre setup from burping when running low pressures. To provide the efficiency required by modern mountain biking enthusiasts, the XA Light is fitted with the TS 2 freewheel system to transfer rider power output to the trail. This freehub design is podium proven and makes rides faster and smoother Traction, Comfort and Smooth Rolling. This wheel design is durable, reliable and although features intricate, high performing technology, Mavic has purposely made it simple to service and maintain when the time comes to do so. Featuring the QRM cartridge bearings, which roll super smoothly and are sealed perfectly against the elements. The rims are ready to be setup tubeless thanks to the Mavic UST Tubeless Technology, which is the lightest and simplest way to get the most of mountain bike wheels. A tubeless tyrewheel setup provides many benefits, such as having better traction, more comfort, reduced risk of flats and enabling the rider to run low tyre pressures, that would normally cause a pinch flat to occur if using regular tubes Features Rims MaterialS6106 Alloy Use with Mavic Tubeless Tape DrillingTraditional Rim Profile Hookless Internal Width 25mm Joint SUP Valve Hole Diameter6 5mm TyreClincher UST Tubeless, TubetypeSpokes MaterialSteel ShapeStraight pull, round, double butted Count24 front and rear Lacing2 crossHubs Front & Rear Hub BodyAluminium Axle MaterialAluminium Sealed cartridge bearings FreewheelITS 4 SRAM XD AlloyWeight Pair1 84kg Front865g Rear975gTechnologies TS 2 Transfer System 2 Using 2 pawls engaging simultaneously, this freewheel system is also fitted with an alloy monobloc axle that is light, stiff and offers multiple compatibilities. UST Tubeless Ready The UST concept improves traction, control and comfort while reducing inertia and flats. The Tubeless Ready construction results in a lighter tyre for improved performance. QRM Qualit de Roulements Mavic Mavic's most demanding level. Cartridge bearings are of course double sealed with C3 internal clearance, and topped with a micro adjustability system BuyMavic Wheels & Tyresfrom Chain Reaction Cycles, the World's Largest Online Bike Store.