-19.09% READY TO SHIP MTB Chainrings O.Symetric - Asymmetric single-chainring 34T 104 BCD 53g OSYCHR0003900 €89.00 €110.00 Non-circular plate for a gain power of 10% + acceleration-10% lactic acid: less fatigueMaterial: Aluminum 7075 - T6Speed: 11/10 Weight: 53g Add to cart