Cimarron Sports Training Aids Pro Pitchback Use both sides.No springs, nuts, bolts, or screws.Will not tilt over. 39 square feet of playing area.30 pounds of shipping weight.48"W x 68"H. 100% weatherized nylon net.1 1/2" diameter, 18 gauge galvanized steel frame. Dimension:30"Lx30"Wx6"H. Weight: 30 lbs.