21-space (Samson) heavy-duty steel equipment rack with fully enclosed sides and front & rear rack rails; Compatible with U.S. & metric screw sizes (screws included)
Comes with 4 locking 3" casters with 300 lb weight capacity (450 lb without casters) (Samson)
Includes 25 sets of 10-32 x 5/8" truss head black oxide rack rail screws and 1/16" nylon washers (Reliable Hardware Company)
Steel support bar design allows compatibility with U.S. & metric screw thread sizes (Samson)
Single-space panel included (Samson)