SRAM, Force E1 2x Direct Mount, Chainring, Teeth: 46/33, Speed: 12, BCD: Direct Mount SRAM 8 Bolt, Black

Shimano, Tiagra FC-4700, Chainring, Teeth: 50, Speed: 10, BCD: 110, Bolts: 4, Outer, Aluminum, Grey, Y1RC98050

SRAM, 33T, 10 sp, BCD 104mm, 4-Bolt, Middle Chainring, For 22/33/44, Aluminum, Black, 11.6215.188.290

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