WF Athletic Supply - Designs and produces fitness equipment for over 30 years. The dumbbell stand is the latest version to fit all dumbbells like neoprene, rubber hex, cast iron & Peloton dumbbells. 5-Tiers - Designed to Hold 5 Pairs of CAP Hex or Rubber Hex Dumbbells Ranging From 5 to 25 Pounds; Mix and Match Your Dumbbells to Fit This Rack, The Bottom can Hold Up to 30 Pounds, BUT Strongly Suggest Customers to Measure Their Dumbbells to Make Sure It Would Fit Since the Size of The Dumbbells May Vary due to Different Material or Manufacture Process.