Small back plate for attaching bulb holder to wooden table lamp.
Small chrome back plate for table/standard lamp
Larger 50mm back plate for table/standard lamp
Eawfgtuw COB LED Battery Operated Wall Switch Light, Cordless Night Lamp with Magnetic Back Plate for Closet, Hallway, Garage, Camping and Home, Easy Mount No
80mm Chrome Back Plate / Ceiling Plate with 12mm Hole
Safety Switch Lamp Holder Half Inch With Back Plate Cover and Screws - Brushed Antique
ElekTek Brass Back Plate Kit - 10mm Male Thread and Screws with Cover - Antique Brass - Combine with E27 10mm Lampholder