Origin8 Triple Alloy Crankarms, Silver Review Posted by GiantPandaisy June 5, 2018 in Drivetrain Components Triple replacement crankarms Cold Forged alloy construction Great for Recumbent or Junior road rider applications Does not include BB 495g (Weight does not include BB) Origin8 Triple Alloy Crankarms in three different crank arm lengths Cycling Origin8 Outdoor Recreation Parts & Components Sports & Outdoors