Shimano, Dura Ace FC-R9100, 39T Chainring, MW, 11sp, BCD: 110, Aluminum, Black

Shimano, XT SM-CRM86, Chainring, Teeth: 34, Speed: 12, Front, Aluminum, Black, ISMCRM86A4

SRAM, X-SYNC 2 SL 3mm, Chainring, Teeth: 32, Speed: 11/12, BCD: Direct Mount, Single, Aluminum, Gold

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

SRAM, Eagle 70 3 Bolt, Chainring, Teeth: 32, Speed: 12, BCD: Direct Mount, Bolts: 3, Steel, Black