Wall mountable key panel with 100 key hooks. The #521 wall panel is very popular with building contractors. Finish is light gray baked-on enamel. Hooks are spaced 1-1/2" horizontally and 2" vertically. The panel is made of 20 gauge steel. Tags are type C-1507, blank for do-it-yourself marking, and have a nickel plated key link. Hooks are 1/2" long and can accommodate three keys each. Dimensions: 15-5/8w x 23h inches.