SRAM, 4x2 Chainring Bolt Kit, Chainring Hardware, Black, Kit

SRAM, 34T, 10 sp, BCD 110mm, 5-Bolt, Inner Chainring, For 34/50, Aluminum, Black, 11.6215.197.020

Rocky Mountain, 30T Chainring for Microdrive Crank

SRAM, Red/Force D1 DM, Chainring, Teeth: 42, Speed: 12, BCD: Direct Mount, Aluminum, Grey

Shimano, Y1KN98040, 38T, 8sp, BCD: 104mm, 4 Bolt, Acera FC-M361, Middle Chainring, For 28/38/48, Steel, Black

Wheels Manufacturing, Shimano DM T-Type Outboard, Chainring, Teeth: 28, Speed: 12, BCD: Direct Mount Shimano, Single, 7075 Aluminum, Black