Jandorf 60202 Crossbar Kit, Adjustable, Zinc, For: 3 in, 3-1/4 in or 4 in Electrical Boxes

Jandorf Crossbar Kit, Adjustable, Specifications: Slip 3/8 IP Threaded, Zinc, Dimensions: 15.03 in L x 11.71 in W x 6.57 in H, Suitable for: 3 in, 3-1/4 in or 4 in Electrical Boxes, Includes: 3-7/8 to 5 in Adjustable Crossbar, (2) 1/2 in Mounting Screws and (2) 3/4 in Mounting Screws