It is a glass panel retainer in showcase system. The track is inserted into the groove of an extrusion. The groove of retainer is to clamp glass or panels. This glass panel retainer is simple to load and unload, without the use of any tools. It is flexible to assemble and is not time-consuming or labour-intensive. It weighs 0.130kg per meter. Its max length is 5m. If you have any other requirements, LingTong will meet your needs. It is made of plastic. The products of LingTong are green and environmentally friendly. If there are some relative needs, LingTong will provide the best service for you in exhibition construction.