Look, Zed 3, 39T, 11sp, BCD: 130mm, 5 Bolt, Zed 3, Inner Chainring, For 52/53, Aluminum, Black

SRAM, Eagle T-Type DM XX SL 3mm Offset, Chainring, Teeth: 34, Speed: 12, BCD: Direct Mount, Aluminum, Black

Wheels Manufacturing, Shimano DM HG+ Inboard, Chainring, Teeth: 32, Speed: 12, BCD: Direct Mount Shimano, Single, 7075 Aluminum, Black