The HangZ patented design eliminates the need to tie wire the old fashion way. No more unsightly hardware exposed. Wire will never slip or untie. Keeps hands clean and protects fingers from injury. Never see the hook again. Ideal for canvas and open back frames. Details:Antique brass finishHolds up to 30 lb.Includes 4 piecesMetalContents:2 1-hole D ring hangers1 coated wire (9 ft. length)1 gallery picture hookMounting hardware