SRAM, X01/DH Chainring Bolt Kit Black Aluminum for X01 and X01DH

SRAM, Force E1 2x Thread Mount, Chainring, Teeth: 50/37, Speed: 12, BCD: Thread Mount, Black

SRAM, 39T, 10 sp, BCD 120mm, 4-Bolt, All 26/39, Outer Chainring, For L-pin GXP 2x10, Aluminum, Black, 11.6215.188.260

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

SRAM, Eagle 90 8 Bolt, Chainring, Teeth: 32, Speed: 12, BCD: Direct Mount, Bolts: 8, Steel, Silver