... Frameworkwelded with 40 × 40 ×1.5mm rectangle steel pipe, with adjustable soles for support legs.Table boardmade of δ=15mm plywood, covered ... B = 1200mm.Guide railSpecial aluminum slide rail for Manual Push Plug-In Line, with interval 0-350mm, adjustable, arranged at two sides. Detecting ... on the lamp stand, made of H-shape aluminum guide rail, with 1.5mm blue organic plastic board per 1 meter ...