Truvativ, 24T, 9 sp, BCD 64mm, 4-Bolt, Inner Chainring, For MTB triple, Steel, Black, 11.6215.066.000

SRAM, Eagle, Chainring, Teeth: 30, Speed: 11/12, BCD: Direct Mount, Aluminum, Grey, 6mm

SRAM, X-SYNC 2 SL XX1 Eagle Lunar Grey 3mm, Chainring, Teeth: 30, Speed: 12, BCD: Direct Mount, Single, Alloy, Grey

SRAM, X-SYNC 2 SL XX1 Eagle Lunar Grey 6mm, Chainring, Teeth: 32, Speed: 12, BCD: Direct Mount, Single, Alloy, Grey