Sizes: 56/44 | 55/44 | 55/42 | 54/44 | 54/42 | 54/39 | 53/39 | 52/36 | 50/34
BCD: 110x4
Weight: 155 g (50/34T) | 124 g (50T) | 30.5 g (34T)
Ovality: 12.5 %
Chainline: 43.5 mm (using standard axle), 46 mm (using offset axle)
Material: 7075-T6 aluminum alloy 100% CNC-machined
Cranks compatible: All ROTOR cranks using spider BCD 110x4, All ROTOR cranks using INspider power meter, Shimano® Dura-Ace® FC-9100, Shimano® Ultegra® FC-8000
Groupsets compatible: Shimano® 11s & 10s, SRAM® 11s
Chains compatible: 11s chains
*Cranks arms, axle, chainring bolts, spider & power meter not included.