SRAM, 40T, 11sp, BCD: 110mm, 5 Bolts, X-Sync, Outer Chainring, For X-Sync, Aluminum, Grey, 11.6218.015.001

Wheels Manufacturing, Shimano DM T-Type Inboard, Chainring, Teeth: 34, Speed: 12, BCD: Direct Mount Shimano, Single, 7075 Aluminum, Black

Shimano, CR-ET600, Chainring, Teeth: 44, Speed: 9-11, BCD: 104, Steel, Black, ECRET600B4X

SRAM, 36T, 10 sp, BCD 104mm, 4-Bolt, Outer Chainring, For L-pin GXP, Aluminum, Black, 11.6215.188.430

SRAM, XX T-Type TQ, Chainring, Teeth: 32, Speed: 12, BCD: Direct Mount, Aluminum/Steel, Silver

SRAM, X-SYNC 2 107mm, Chainring, Teeth: 40, Speed: 12, BCD: 107, Bolts: 4, Single, Aluminum, Grey