FSA, 371-0250, 50T, 11sp, BCD: 110mm, 5 Bolt, Super ABS Road, Outer Chainring, For Double, Aluminum, Black

Wheels Manufacturing, Shimano DM T-Type Inboard, Chainring, Teeth: 30, Speed: 12, BCD: Direct Mount Shimano, Single, 7075 Aluminum, Black

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

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