PURCHASE NON STANDARD ITEMS USING VELOTECH CREDITS TODAY! 110BCD 4 Bolt Spider Mount 34t Oval Ring (Premium) - Black RaceFace Cinch Direct Mount 32t Oval Ring N/W - Black ROTOR CHAINRING BOLT SET ROAD 5 SET

Q-Rings Provide 3% Increase in Power: Q-Rings Test Results, University of Valladolid (540k, PDF ) Summary of Q-Rings Study: Summary of Report on Performance provided by ROTOR Q-Rings (74k, PDF ) Preservation of Knee Health using RS4X: University of Zaragoza (Spain) Department of Physiotherapy (53k, PDF ) Preliminary Study Showing Wattage Increases with RS4X: University of Ferrara (Italy) Sports Center of Biomedical Study (950k, PDF ) Metabolic Improvements and Lowered Lactic Acid Production using RS4X: University of Valladolid (Spain) School of Physiotherapy, Department of Physiology (201k, PDF ) Increase in Speed with Same Heart Rate using RS4X: Senikrol Sports Medicine (70k, PDF )