Carlon B620HG-UPC Ceiling Box, 2-1/4 in D, Polycarbonate, Blue

Non-metallic sheathed cable clamps. Ceiling box with 14 -1/4 in - 23-1/2 in adjustable bar hanger. Fixture spacing for 2-3/4 in and 3-1/2 in. 4 in Dia x 2-1/4 in D. Ground lug and screw. 6 integral clamps. Listed for fixture support up to 50 lb. UL listed, meets NEMA OS-2.