Base Coupler, Series T-70, For Raceway Height 1 3/4 in, For Raceway Width 4 in, For Raceway Width x Height 4 1/16 in x 1 25/32 in, Material PVC, Color Off White, Mounting Style Screw On, Compatible with Product Type T70 Raceways, Overall Height 1 3/4 in,…