SRAM, Bosch DU38 T-Type, Chainring, Teeth: 38, Speed: 12, BCD: Direct Mount Bosch DU38, Steel, Black

SRAM, 22T Chainring, 10sp, BCD: 64, Steel, Black

SRAM, Red B2, 50T, 11sp, BCD: 110mm, Chainring, Aluminum, Black

Works Components, SRAM GXP Direct Mount, Chainring, Teeth: 32, Speed: 12, BCD: Direct Mount SRAM 3 Bolt, Front, 7075-T6 Aluminum, Black

SRAM, X-SYNC 2 107mm, Chainring, Teeth: 42, Speed: 12, BCD: 107, Bolts: 4, Single, Aluminum, Black