• Features
Configuration One 1/2 IN Knockouts, For 4 X 2 1/8 IN Boxes
For use with 4 x 2-1/8 in box
Unless otherwise noted all concentric or eccentric knockouts are 1/2 - 3/4 in combinations
Single and double gang metallic outlet and switch boxes are acceptable for use in two-hour fire rated walls
Groundskeeper raised ground feature on boss inside box provides one or two NO.10-32 tapped hole, allowing a 3/8 in long green ground screw to be threaded into box without contacting mounting surface
Other boxes provided with flat ground tapped hole, except plenum boxes
Single receptacle