Easily store cutoffs, finished products, remnants, doors, windows, screens and shower doors in a convenient organized manner. Can be butt together for desired length. Outside rails are constructed of extruded aluminum, 1" diameter posts constructed of steel. Outside rails are designed with slots to hold 2 x 4s. Outside rails have 1" diameter round holes spaced every 3". A secondary plate with identical holes is located below the top of the rail, 1" from the bottom. Posts can be removed for easy loading and unloading of product. 500 lbs. capacity per opening (250 lbs. per post). Size 60" x 6" x 3" with 14 openings.