StrongLight Dural 130mm Shimano Chainring – 54T Review Posted by GiantPandaisy July 9, 2018 in Drivetrain Components – Shimano 8/9/10spd compatible. – Dural 5083 Alloy – Polished silver – 3/32″ – 5 bolt – 130 BCD– Size: 54 teeth Cycling Outdoor Recreation Parts & Components Sports & Outdoors StrongLight