... , 3000mm, 5800mm, 6000mm3. Standard size: 41*21, 41*25, 41*41,41*62,41*72,41*82Other sizes be produced according to ... customer’s drawing. Strut Channel Surface Finish: ♦ Powder coated- BS-6497 ... Products Range and Information: BESCA TRAY produced according to NEMA standard, passed CE certificate, our company also successfully obtain ISO9001:2008 ...