Ridea Oval Chain Ring 48T/50T/52T/54T/56T/58T X-ODON Technology: Designed to retain the chain under all conditions. 🎡Material: Full CNC Swiss AL7075-T7651 🎡BCD: 130 mm 🎡Coloured: Silver, Black, Red, Purple, Grey. 👉Available in the levels of Powering as per below: 🚦W3T: 48T (101g); 50T (111g); 52T (113 g); 54T (119 g); 56T (126 g); 58T (133g) *** Good sold not refundable or returnable. Kindly check before proceed for payment, thanks.