SRAM, 42T, 10 sp, BCD 120mm, 4-Bolt, All 28/42, Outer Chainring, For L-pin GXP 2x10, Aluminum, Black, 11.6215.188.240

Shimano, 26T, 10sp, BCD: 64mm, 4 Bolt, XT FC-M785, Inner Chainring, For Pour 38D, Aluminum, Silver

Shimano, Ultegra FC-R8000, Chainring, Teeth: 52, Speed: 11, BCD: 110, Bolts: 4, Outer, Aluminum, Grey, Y1W898030

SRAM, X-SYNC 2 X01 Eagle Polar Grey, Chainring, Teeth: 32, Speed: 12, BCD: Direct Mount, Single, Alloy, Offset 3mm, Grey

SRAM, Rival E1 2x Direct Mount, Chainring, Teeth: 48/35, Speed: 12, BCD: Direct Mount SRAM 8 Bolt, Black