Shimano, Front Chainwheel, Fc-M7100-1, Slx, 12-Speed, Hollowtech 2, 165Mm, W/O Chainring, W/O Cg, W/O Bb, Chain Line 52Mm

SRAM, X-SYNC 2 107mm, Chainring, Teeth: 36, Speed: 12, BCD: 107, Bolts: 4, Single, Aluminum, Black

SRAM, Bosch DU38 T-Type, Chainring, Teeth: 34, Speed: 12, BCD: Direct Mount Bosch DU38, Black

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

Wheels Manufacturing, Shimano DM HG+ Outboard, Chainring, Teeth: 30, Speed: 12, BCD: Direct Mount Shimano, Single, 7075 Aluminum, Black