Model 34T or 36T or 38T or 40T or 42T or 44T or 46T or 48T or 50T or 52T or 54T or 56T Chainring shape Round Offset, mm 0 (34T-54T) Made from 7075-T651 Aluminum Alloy Surface coating Anodizing Made with CNC milling Compatible cranksets 110 BCD (5-bolt) Weight, grams 35 (34T), 43 (36T), 52 (38T), 62 (40T), 66 (42T), 72 (44T), 82 (46T) 90 (48T) 98 (50T) 116 (52T) 131 (54T) Chain compatibility 10/11/12-speed chains : including Shimano HG+ and SRAM AXS flattop (incl. T-type) chains Color Black or Blue or Gold or Green or Orange or Red or Silver or Violet