Full Capacity Box, For Raceway Width x Height 4 1/2 in x 1 5/8 in, Series BaseTrak PB3, Material of Construction PVC, Number of Channels 1, Box Type Gang, Cover Closure Snap On, Knockouts (1) 2.33 in x 0.76 in, (4) 0.81 in Trade Size, Color White, Height (In.) 4 3/4 in, Length (In.) 3 1/8 in, Width (In.) 4 3/8 in, For Use With BaseTrak PB3, Features Eliminates Need To Order Three Separate Boxes, Reduces Inventory Requirements, Includes -, Mounting Screw On