The Roval Control World Cup wheelset is the fastest in the world and at just 998 grams they’re also the lightest. Every detail was obsessively engineered with input from top pros to deliver unmatched performance at the highest level. Beyond its featherweight design it boasts leading flat resistance durability and ride quality proven by our Factory Team. The Roval Control World Cup isn’t just a wheelset it’s a new benchmark in XC racing. Use - XC racing and riding Weight - 998g w/ valves and rim tape Recommended Tires - Fast Trak and Air Trak Internal Width- 28.5mm Hubs - Roval LF DT180 EXP Bearings - Sinc Ceramic Spokes - Roval Carbon w/ Ti Ends Technical Specifications Rims Front Rim - Control World Cup Carbon 29' WC042 Front Rim Dimensions - Depth: 26mm External Width: 36.5mm Internal Width: 28.5mm Bead Hook Width: 4mm Rear Rim - Control World Cup Carbon 29' WC042 Rear Rim Dimensions - Depth: 26mm External Width: 36.5mm Internal Width: 28.5mm Bead Hook Width: 4mm Rim Construction - Carbon Clincher Mini Hooked Wheel Size / ETRTO - 29'/ 622 mm Hole Count - 20H Tubeless Compatibility - Yes Insert Compatibility - Yes Brake Compatibility - Disc Centerlock Valve Stem Length - Roval Tubeless Valve Alloy 34mm Hubs Front Hub - Roval Low Flange Mountain Hub Center Lock 12x110mm 19mm OD End Caps Installed LFM23 Rear Hub - Roval Low Flange Mountain Hub Center Lock 12x148mm LFM24 Front Hub Bearing - DT Sinc Ceramic Bearings - DS: 6802 15 x 24 x 5 mm NDS: 6802 15 x 24 x 5 mm Rear Hub Bearing - DT Sinc Ceramic Bearings - DS:1526 15 x 26 x 7 mm NDS: 6802 15 x 24 x 5 mm Rear Freehub Body - DT Swiss Ratchet EXP 36T : Sram XD Spokes and Nipples Front Spokes - Custom Tuned for Roval Vonoa Carbon w/Ti End Pcs: Straigh-Pull 20qty Rear Spokes - Custom Tuned for Roval Vonoa Carbon w/Ti End Pcs: Straigh-Pull 20qty Front Lacing Pattern - Two-cross/Two-cross 1:1 Rear Lacing Pattern - Two-cross/Two-cross 1:1 Nipples - VONOA Internal Carbon Spoke Nipple Alloy 8.1mm Tire Info Approved Tire Widths  - 1.9-2.6 Max Pressure - Tubeless 40psi Tubed 40psi Tire Type - Tubeless Tube Type Clincher Tubeless Tape Width - 30mm Design Tire - Specialized Air Trak 29x2.35 Flex Lite Weight Front Weight - 452g with valves and tape Rear Weight - 546g with valves and tape Wheelset Weight - 998g with valves and tape General Extras - Roval Single Wheel Bag 4 Extra Spokes and Nipples 31mm OD End Caps 2 sets of Roval Decal Stickers Liquid Silver Metallic White E-bike Approved - No Weight Limit - 275 lbs. / 125 kg.