... 750 kg/m3 5, End side half groove: Edge of display panel has a ½ groove at the top and bottom allowing the ... . 6, Groove styles : ellipse , rectangle , trapezoid or as requested 7, Insert: aluminum bar, PVC bar 8, Groove between : 65mm, 90mm ... is widely used in retail stores to display products and merchandise. suppermarkets, shopfitting, gondola shelving, display rack, storage cabinet, garage cabinet, ...