XMark Vertical Dumbbell Rack XM-3104 XMark’s Vertical Dumbbell Rack stores up to six pair, 350 lbs., of round or hex dumbbells. The stable frame will help you maintain a cleaner home gym environment by providing a spot to park your dumbbells when they are not in use. The XMark XM-3104 is constructed of heavy duty 14-gauge steel. The time is now to make this outstanding equipment your own and transform that home gym into all it can be. Experience the power and exhilaration of weight training with XMark, the mark of excellence. Features: - Constructed of heavy-duty 14-gauge steel - Store up to six pairs of round or hex dumbbells - Stores from 5 to 30 lb., 10 to 35 lb. or 15 to 40 lb. dumbbells - Baked on scratch resistant powder coat finish for long-lasting durability - Tough skid resistant feet help protect your floors against damage