Wheels Manufacturing, 3-Bolt Hyperglide+, Chainring, Teeth: 30, Speed: 12, BCD: Direct Mount SRAM 3 Bolt, Aluminum, Black

SRAM, X-SYNC Eagle Steel 3mm F1, Chainring, Teeth: 34, Speed: 12, BCD: Direct Mount SRAM 3 Bolt, Bolts: 3, Steel, Black

Shimano, GRX FC-RX600 2x10 / 2x11, Chainring, Teeth: 30, Speed: 10/11, BCD: 80, Bolts: 4, Inner, Aluminum, Black

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