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 Cyclists’ Choice Mr Control 3/32 Chromoly Tr... SHIMANO SLX M7000 Mountain Bicycle Crank Arm Set &... 8fun Bafang BBS03/BBSHD Lastest Model 48V 1000W Eb... SRAM XG795 7V 11-24 Cassette 2016 Review Cycling Origin8 Outdoor Recreation Parts & Components Sports & Outdoors