Groves 19pak 20" L Multi-Purpose Glass Storage System for Wood-Case, racks

Using these Multi-Purpose Storage Systems effectively solves the need for storage and saves that space for other uses. You can store glass panels or wood packs, insulated and tempered glass, plastic sheets, shower doors and more with ease! Each unit comes with an connector tube for putting rails together in an straight line.
Other features
2" square tube posts to separate glass (can be customized in size to fit your needs).
Rails designed with slots to hold 2 x 4's which protect the slab edges and the finish on the rails (2 x 4's not included).
Complete with 11" connector tube for butting rails together in an straight line for desired length.
Outside rails built with 2" square holes spaced 4" apart. A steel plate with identical holes is welded and boxed inside the rails, 1" up from the bottom.

• Features an heavy-duty powder-coated finish.
• Durable, affordable and reliable.