The Z Hanger cleat is a simple hanging system. two bracket assembly that locks together. One bracket is secured on the wall while the other bracket is secured on the object to be hung. The Z Hanger, also known as a z bar , zbar or Ez bar, is simple, fast and cost effective. Picture hanging,door headboard, mirror hanging,granite,pannel,shelves,cabinet,ceramic,art works,heavy items, and.............. Excellent for Hanging Mounted Art on Foam and Gator-foam by Gluing one Zbar to Back of the Art Work. FROM THE WALL TO Z BAR HANGER YOU WILL HAVE 3/16" TO 1/4" GAP. HANGING SYSTEM FOR HEAVY ITEM INSTALLATION EZ-ZBAR HANGER.for heavy installation up to 400 LB HOLES EVERY 4" 72" pair DESIGNED TO HANG LARGE,OVERSIZED AND HEAVY OBJECTS. GREAT COMMERCIAL AND RESIDENTIAL APPLICATIONS HANG TIGHTLY TO WALL Made in USA