①. The wall-mounted retractable receivers are designed to enhance efficiency in crowd control systems. By using these retractable lanyard receivers, you can set up and dismantle barriers, making them suitable for events, airports, and other high-traffic areas. The retractable clip ensures that the stays securely in place, preventing unauthorized access and guiding people safely. ②. Features ③. -Color:Black ④. -Material:ABS ⑤. -Size:7.80X4.00X1.00cm/3.07X1.57X0.39in ⑥. -Broad usage: can be used with multiple devices such as retractable barriers and stanchions, making it an accessory ⑦. -Convenient wall mount: the wall mounted slot design allows for installation and removal, enhancing user convenience ⑧. -Sturdy construction: made from abs material, ensuring it withstands regular use and remains reliable over time ⑨. -Efficient space utilization: its compact design ensures it occupies minimal space, making it easy to store and manage ⑩. -Versatile functionality: ideal for securing and connecting retractable belts, making it a practical tool for various crowd control needs ⑪. Package list: 2 x wall receivers, 8 x screws