ROTOR Round Ring 42T (54T amp; 55T) BCD110x4 Shi 11-12s Inner Chainring Round Rings BCD110x4 inner chainrings compatible with all ROTOR cranks using BCD110x4 spider or INspider power meter. Now also compatible with Shimano R8100 and R9200 cranks. ( 12-speed ) COMPATIBILITY BCD110x4 Dura Ace R9200 Power Meter Crank Arm BCD110x4 Ultegra R8100 Series dan Dura Ace R9200 Series Crank Arm BCD110x4 ROTOR Aldhu / Aldhu Carbon / Aldhu24 / Vegast / Vegast24 / 2INpower / INpower / INspider DESCRIPTION THE ROTOR ROUND INNER CHAINRING NoQ Rings BCD110x4 round inner chainrings compatible with all ROTOR cranks using BCD 1104 spider or INspider power meter. In addition, these chainrings are also compatible with Shimano Ultegra FC-8100, Ultegra FC-8000, Dura-Ace FC-9200 en Dura-Ace FC-9100 cranks, offering fast and precise shifting while maintaining a very low weight. FEATURE Use: Road bike, triathlon, gravel Material: Aluminum 7075 T6 Bolt circle: 110mm Fastening: 4-arm spider (Shimano asymmetrical) Number of teeth (combinable large chainring): 42T (54T amp; 55T) Compatibility cranks: Rotor ALDHU | VEGAST | INSpider | INPOWER | 2INPOWER | Shimano Road | Shimano road power meter compatibility chain: 11-speed or 12-speed Shimano HG Assembly: Inside Color: Black MADE IN SPAIN Silakan langsung click BELI, barang READY STOCK!