The Marcy ECO 100 weight set is the first " weight set introduced by Impex fitness. While manufactured with a process that is safer and cleaner than your traditional cast iron, you lose nothing in durability and functionality with the ECO 100. The 3-hole grip plates allow for easy grasping and can be used as part of the barbell set or as a separate free weight dumbbell. This 100 lb weight set includes 1-5" multipiece standard weight bar, 6-10 lb standard size grip plates, 4-5 lb standard size grip plates, 4-2.5 lb standard size plates, and 2 spinlock collars. Includes a manufacturer"s 2 year limited warranty.