CEMCO is located in Los Angeles, CA. For over 30 years we have delivered Fitness Free Weight Products all over the world. All of our Pro-Style equipment is assembled in the USA, giving us the ability to put to test all our products. Call US today for your next commercial project. Solid Urethane Dumbbells, Pro Style Rubber Dumbbells , Pro Steel Dumbbells, (Steel, Rubber, Urethane Olympic Plates).