sprocket premium-quality 53 teeth 420 for Aprilia RX, SX, Derbi Senda, Gilera RCR 50 IP37885

Premium-quality 102mm sprocket 6-hole 53 teeth. 101 Octane Premium sprockets are laser cut in Europe using thermo-mechanically rolled fine-grain steel ALFORM 460 EN 10149 and therefore have a better, wear-reducing tooth geometry with optimum strength. Laser cutting ensures a significant weight reduction and a unique design. An impact-resistant KTL coating also protects against unwanted scratches. The durability of these sprockets is 2-3 times higher than conventional sprockets. Fits Aprilia, Bultaco, Derbi and Gilera mopeds. Mounting hole: 8.5 mm Inside diameter: 102mm hole: 6 PCD: 125mm standard: 420 offset: no / Teeth: 53