HangZ 20lb. flat mount sawtooth hooks are exclusively designed to work with HangZ sawtooth hangers. The HangZ design eliminates the unsightly view of the traditional hook when hanging works of art with sawtooth hangers. Never see the hook again.Details:Antique brass finishHolds up to 20 lb.50 sawtooth hooksUse with HangZ sawtooth hangers (sold separately)MetalDesigned for use with canvas and open back frames