Features include straight-pull spokes for added strength and stiffness, and lightweight rims for a lively ride quality. The rims are now wider, which allows for increased air volume and a better fit for larger diameter tires (up to 32mm).The hubs are incredibly tough, delivering high mileage and long-lasting dependability. And the QRM bearings are the smoothest in the category. It all adds up to a wheelset that delivers the high-quality ride that Mavic is known for.Key Features:Smooth, efficient ride quality for everyday road riding.17mm rim accommodates larger tire section for improved comfort.Straight-pull spokes are stronger than J-bend options.Engineered durability so you can ride more miles without service.High quality cartridge bearings.Pinned joint and reinforced drilling rim design.Consistent and stable spoke lacing.CompatibilityRear axle: Quick Release onlyFront axle: Quick Release onlyFreewheel: Shimano/Sram, convertible to Campagnolo with optional driver bodyHubsFront and rear bodies: aluminumAxle material: steelSealed cartridge bearings (QRM)Freewheel: FTS-L steelCompatible Adapters and freewheel bodiesFTS-L Campagnolo freewheel body (L30871200)FTS-L Shimano / Sram freewheel body (L30871100 - Delivered on the wheel) Intended UseMax. Pressure: see indication on wheel and tyre. If they differ, use the lowest of the 2For a longer longevity of the wheel, Mavic recommends that the total weight supported by the wheels don't exceed 120kg, bike includedASTM CATEGORY 1 : road onlyRecommended tyre sizes: 25 to 32 mm