Amazon.com : SRAM Force 22 50T 110mm BCD YAW Chainring Black for Hidden or Non-Hidden Bolt Use with 34T : Bike Chainrings And Accessories : Sports & Outdoors
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Amazon.com : SRAM 36 Tooth 107mm BCD x 4-Bolt 1x12-Speed X-Sync Chainring, Blast Black : Sports & Outdoors
Amazon.com : SRAM Unisex's Road 107Bcd 2X12 Force with Cover Plate Chainring, Polar Grey, 48t : Sports & Outdoors