Uxcell a13122300ux0952 5mm Plastic LED Lamp Holder for Light-emitting Diode Lighting (Pack of 50) Product Name : LED Lamp Holder; Connector Diameter : 5mm/ 0.2" Material : Plastic; Size : 10 x 15mm/0.4" x 0.59"(D*H) Color : Silver Tone, Beige Weight : 21g; Package Content : 50(+/-2%) x LED Lamp Holder Safety locking screw in base for secure fitting; Durable, heatless and long-lasting