SONIC DISC
Progress now offer the latest revolution - a wide U-shape rim design using ultra-strong lightweight DYNAMAL aluminium.
The SONIC DISC exceeds the aero performance and weight of many carbon wheels on the market giving you the flexibility of choice!
21mm wide tyre bed enhances cornering grip and increases rider comfort.
On these wheels you can also find our NITRO Ceramic Disc Center Lock Hubs straight pull with high precision low friction NITRO CERAMIC bearings which we’ve been testing over the last 2 years with excellent results and riders feedback.
| Rims: | Wide Clincher for 25-28mm tires Aero AL7000 aluminum with CNC brake surface, Progress Tubeless ready design. Matt black anodized with high resistant transfer graphics. |
| Profile: | Profile: 30mm External width: 25mm Internal width: 21mm |
| Hubs: | Nitro Road Disc Ceramic Center Lock |
| Spokes: | SAPIM Aero CX-Ray Straight Pull, 24 spokes. Hand Built with alloy nipples and secure lock. |
| Quick release/axles: | 12x100 & 12x142 |
| Colors: | Black |
| Weight: | Set: 1.420 gr |
| Options: | Free hub Campagnolo 10/11V compatible |
| What is included?: | Replacement Spokes. (Disc brake rotors are not included). |
Hubs are prepared for 12mm thru axle
Cassette body compatibility 10/11 speed Shimano™ SRAM™ a Campagnolo™ without adjustment 
As much as possible less weight. Light weight wheels provide much better acceleration and climb
New Oversize hub body CNC made of AL7075 super lightweight. 3 cross straight pull for a 20% stiffer wheel and better aerodynamic performance. Super precis Japanese cartridge bearings with very low friction and bigger size for long lasting. 15mm CNC made Aluminium rear axle and free hub. Classical engagement with 3 oversize pawls and steel ratchet. New SRAM XD free hub with 3 bearings and Shimano with 2 bigger bearings, free hub Shimano and SRAM interchangeable without any modifications or adjustment. Road Nitro rear with 2:1 spoke lacing. 
Wide Aero optimized rim design with improved aerodynamic efficiency and less drag. This design allows the use of wider tires without negatively influence on the wind flow, more tire volume, lower rolling resistance and better handling in crosswinds condition. 
SAPIM CX aero spoke is the choice of champions and many teams at the Pro-Tour. Sapim CX-aero spokes made in Belgium have an aerodynamic advantage and unbelievably high fatigue test results. We build them into our lighter wheels to achieve durable and long lasting wheels which don’t need to be re-trued. Each Progress Wheel, hub and rim is designed with perfect spoke angle to release extra stress. 
Extremely durable hand built wheel. High durability and high precision. 
Crashed wheels! In case of bad luck, PROGRESS supports you by offering replacement rims for half the regular price during 1 year after purchase.
TUBELESS Ready. Rim designed for tubeless system and tubeless tires. These wheels are including tubeless tape and valves.
High precision Japanese CERAMIC bearings with maximum precision and low friction increase durability. If not included price up charge EUR100€/set 
Front wheel
Rear wheel
Profile
Nitro Ceramic Road Disc Center Lock
Accessories included
