General description These 20Pcs 1157 Bay15D Lamp Holder Bulbs P21/5W Adapter Base Socket Connectors are essential car accessories designed for brake lights. Made from durable plastic and metal, they ensure reliable performance and longevity. Technical specifications Material: Plastic + Metal Package Contents: 20 x 1157 lights base socket Measurement allowed error: +/- 1-3cm Other information Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product.