Plates Ader, Exercise & Fitness, Sports & Fitness, Sports & Outdoors, Strength Training Equipment Ader Standard 1″ Hole Cast Iron Weight Plate-Black Review by BrokenBoy June 22, 2018 No Comments This fits your . Make sure this fits by entering your model number. Ader standard regular 1″ hole cast iron barbell weight plate Black finish (2) 20lb Ships to all 50 States, APO, FPO, and P.O. Box