... half groove: Edge of display panel has a ½ groove at the top and bottom allowing the panels ... rectangle , trapezoid or as requested 7, Insert: aluminum bar, PVC bar 8, Groove between : 65mm, 90mm,140mm,190mm,280mm, ... retail stores to display products and merchandise. suppermarkets, shopfitting, gondola shelving, display rack, storage cabinet, garage cabinet, garage storage system, hard ware chain store ...