With its widened 23mm UD carbon rim, the Cosmic SL 45 is the most versatile of Mavic´s carbon wheels, with improved comfort and performance.Features:Improved aerodynamics:- Less drag, more watts thanks to its 45mm rim profile and flat spokes developed by our aero experts and wind tunnel tested.Even more responsive:- With INFINITY hubs, power transfer is ultra-efficient and the wheel is even more responsiveUnrivalled versatility:- The lightness of its 23mm rim and its spoking make the Cosmic SL 45 Disc the most versatile Mavic road wheel ever designed.Specifications:- Weight: 720 gramsHubs:- Bearing technology: QRM automatic setting sealed cartridge- Axle size: Front 12x100- Axle material: Aluminum- Body material: Aluminum- Body design: INFINITY- Freewheel: Shimano HG road- Disc standard: Center Lock® onlyRims:- Tire: UST Tubeless Ready Use with Mavic Tubeless Tape- Height: 45 mm- Braking: disc- Drilling: Traditional (front 24 holes)- Material: 100% Unidirectional carbon fiber- Internal width: 23 mm- ETRTO size: 622x23TCSpokes:- Material: Steel- Lacing: Crossed 2 (front) - Nipples: Steel, ABS- Shape: Straight, extra-flat, constricted, antirot (front)Intended use:- ASTM category 2: Road and offroad with jumps less than 15cm- Maximum weight supported by the wheels: Must not exceed 120 kg (bike weight included)- Maximum tyre size: Width 64mm pressure max. 3.25Bar/47PSI- Minimum tyre size: Width 28mm pressure max. 5.5Bar/80PSIIn the box:- User guide- UST valve not mounted on wheel- Rim tape mounted on wheelCompatibility:- Freewheel body: Convertible SHIMANO HG light road- Freewheel body: Convertible CAMPAGNOLO ED - Freewheel body: Convertible CAMPAGNOLO N3W - Freewheel body: Convertible SHIMANO MS- Front axle adapters: 12x100 convertible to 9x100 - Freewheel body: Convertible SRAM XD road Technology:Instant Drive 360 freewheel technology:- The new Instant Drive 360 freewheel system is super light and efficient. A large contactless rubber seal provides low friction, while a wide array of end caps makes it super versatile.UST tubeless technology:- Traction and control. Universal Standard for Tubeless. Ready to ride tubeless system. The UST concept improves traction, control and comfort whilst reducing inertia and flats.QRM Auto bearing preload technology:- Those cartridge bearings are of course double sealed with C3 internal clearance. Their preload is automatically adjusted to guarantee a perfect spin with no play on the long run.Infinity hub design:- Efficient power transfer thanks to optimised non-contact spoke lacing (no noise under load) and tension distribution. The length of the spokes at the front and rear is identical. Maintenance is easy thanks to a tool-free solution.