supply of 20 meter high mast system20 meter high mast system,design, manufacture, supply (at site) of 20 meter high mast system with 9 nos of 200 watts led flood light luminaire of hot tip galvanized complete with head frame assembly lantern carriage, double drum winch,strainless steel wire rope, suitable control panel, timer switch, electrical cable,and other standard accessories, lighting final and winch gear box for simultaneous & reverible operation of double drum winch, including intergrated power tool with reversible electric motor and foundation bolts manufactures from special steel along with nuts, washers of suitable size of anchor plate and template and erectrion, testing and commissioning of the above high mast on the rcc foundation, including control board accessories & lighting arrester, as per specification enclosed. note:5 years warranty for lights only. [ warranty period: 30 months after the date of delivery ]