Origin8 Alloy Non-Ramped Chainrings, Black Review Posted by Pelicandy August 19, 2018 in Drivetrain Components 6061-T6 alloy replacement rings 8, 9 and 10-speed compatible Black anodized with silver CNC machined teeth Made in U.S.A. Origin8 Alloy Non-Ramped Chainrings in three different sizes Random Products Sugino 50t 110mm MTB Chainring Review AlveyTech 42 Link 420 Chain for the Baja Mini Bike... SHIMANO FC-M800 Saint Chainring Bolt and Nut Set (... Shimano Ultegra R8000 Cassette Review Cycling Origin8 Outdoor Recreation Parts & Components Sports & Outdoors