Origin8 Alloy Classic Chainrings, 144mm, Silver Review Posted by Pelicandy October 20, 2018 in Drivetrain Components CNC machined 6061-T6 aluminum construction 144mm 5-Bolt BCD pattern Track or Fixie applications Made in the U.S.A. Origin8 Alloy Classic Chainrings in various sizes Random Products SRAM Alloy Road Bicycle Chainring – 110mm BC... SHIMANO XTR CS-M980 10 Speed Cassette Review SRAM PowerLink Chain Connector – 4 pack Silv... Shimano Spares SM-CB90 Brake Cable Adjuster –... Cycling Origin8 Outdoor Recreation Parts & Components Sports & Outdoors