Origin8 Alloy Ramped Chainrings, Black/Silver Review Posted by Pelicandy November 5, 2018 in Drivetrain Components 6061-T6 alloy replacement rings 8, 9 and 10-speed compatible Black anodized with silver CNC machined teeth Ramped and pinned Made in U.S.A. Origin8 Alloy Ramped Chainrings in different size variations Random Products 116 Links 9 Speed 6.6mm Width Bike Bicycle Chain f... SHIMANO FC-CX70 Chainring Review DNP Epoch Freewheel 8spd 11-32 Nickel Plated Revie... Forest Byke Company Bicycle Chain Missing Links fo... Cycling Origin8 Outdoor Recreation Parts & Components Sports & Outdoors