Shimano, Dura Ace FC-R9100, 53T Chainring, MW, 11sp, BCD: 110, Aluminum, Black

Shimano, GRX FC-RX600 1x11, Chainring, Teeth: 40, Speed: 11, BCD: 110, Bolts: 4, Single, Aluminum, Black

SRAM, X-SYNC 2 SL 6mm, Chainring, Teeth: 34, Speed: 11/12, BCD: Direct Mount, Single, Aluminum, Black

SRAM, Eagle 90 8 Bolt, Chainring, Teeth: 32, Speed: 12, BCD: Direct Mount, Bolts: 8, Steel, Silver

SRAM, X-Sync 2 Oval, 32T Chainring, 11/12sp, BCD: Direct Mount, Aluminum, Black, 6mm offset

SRAM, 50D, 11sp, BCD: 110mm, 5 Bolts, Red22 X-Glide, Outer Chainring, For 34/50, Aluminum, Grey, 11.6218.010.000