Shimano, GRX FC-RX810 1x11, Chainring, Teeth: 40, Speed: 11, BCD: 110, Bolts: 4, Single, Aluminum, Black

SRAM, 50D, 11sp, BCD: 110mm, 5 Bolts, Force22 X-Glide, Outer Chainring, For 34/50, Aluminum, Black, 11.6218.010.001

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

SRAM, X-Sync 2 Eagle 3mm Offset, Chainring, Teeth: 34, Speed: 12, BCD: Direct Mount, Single, Aluminum, Gold

SRAM, XX Eagle T-Type DM E-MTB Bosch, Chainring, Teeth: 36, Speed: 12, BCD: Direct Mount, Aluminum/Steel, Black