Justrite Cylinder Storage Cabinets for 12 Vertical 20 to 33 Lb. Cylinders (model 23004) provides upright storage of liquid petroleum gas (LPG) gas cylinders. It safely holds twelve 20 or 33 lb (9 or 15 kg) LPG cylinders with exterior dimensions of 49.5 x 60 x 32 in (1257 x 1524 x 813 mm). As one of five horizontal LPG cylinder storage options and nine modular styles for comprehensive vertical and horizontal storage solutions, model 23004 includes 2 doors and 4 removable shelves. Gas cylinder st