Durham Mfg Heavy duty roller bearing rack. - Holds 4 Compartment Boxes Each cradle holds up to 75 lbs. Model 303B-15.75-95 Weight 29 lbs. / 13 kgs. Dimensions Overall in: 20 x 15-3/4 x 15 mm: 508 x 400 x 381 Carton Pk 1 Material Prime Cold Rolled Steel-Interlocking and Welded Construction Colors Durable Gray Powder Coat Finish