SRAM, Red E1 Aero, Chainring, Teeth: 44, Speed: 12/13, BCD: Direct Mount SRAM 8 Bolt, Black

Truvativ, 42T, 9 sp, BCD 104mm, 4-Bolt, Outer Chainring, For MTB triple, Steel, Black, 11.6215.016.000

SRAM, 36T, 10 sp, BCD 104mm, 4-Bolt, Outer Chainring, For L-pin GXP, Aluminum, Black, 11.6215.188.430

Wheels Manufacturing, 3-Bolt Hyperglide+, Chainring, Teeth: 34, Speed: 12, BCD: Direct Mount SRAM 3 Bolt, Aluminum, Black