Home / Retail Showroom / Buyers Products / Single Round Light Box Black Powder Coated Steel Single Round Light Box Black Powder Coated Steel Buyers Products Single Round Light Boxes are designed to mount 4 in. round DOT lights. LB663 Categories: Buyers Products, Retail Showroom Product ID: 4225 Related products U-Bolt Plate For 2 3/8in Axles 117595 Buy now U-Bolt Plate For 3in Round Axles 9/16in U-bolts 117521 Buy now CASTLE® DOT 3 BRAKE FLUID Buy now 1/2in-20 Plain Flanged Nut 12N Buy now