78, 2 Way, Tubular Steel Adjustable Overhead Storage Hanger, Create More Storage Space In Garage, Basement, Shed Or Attic, Length Adjusts 1234 21 12 Arms Adjust To Any Beam Direction, Accomodates 10 Shelf, Holds Up To 50 LB, Non Slip, No Mar Foam Arm To ProtectValuable Items, Mounting Surface Should Be Solid Wood At Least 1 Thick Strong Enough To Hold Intended Weight, Mounting Hardware Included, Dimensions 191 L x 129 W x 108 H