Electrical

MBS-4K - 2 1/2" Deep 4 Gang Masonry Box w/concentric knockouts

54151-K - 1 1/2" Deep Ceiling Box w/knockout

54151-L - 1 1/2" Deep Ceiling Box w/clamps

54151-LA - 1 1/2" Deep Ceiling Box w/Armoured Clamps

54151-LB - 1 1/2" Deep Ceiling Box w/Mtg. Bracket & Clamps

54171-L - 2 1/8" Deep Ceiling Box w/Clamps

54171-LB - 2 1/8" Deeps ceiling box w/side mount bracket, w/clamps

54171-K - 2 1/8" Deep Ceiling Box w/Concentric knockouts

54171-LF - 2 1/8" Deep Ceiling Fan Box w/clamps and 10-32 screws

55151-K - 4" Deep Box Extension w/concentric knockout

56111 - 1/2" Deep Ceiling Pancake Box

OBEX - 1/2" Deep Extension Ring