bids are invited for procurement of battery loading gears guide rail lines for battery transport trolley which are mounted on hardwood beam with guide plates and cl ing pieces , battery transport trolley with four sprocket wheels supported on grooved ball bearings with two wood supports , longitudinal transport trolley two u profiled sections and two l profiled sections with rollers supported on pins and grooved ball bearings , battery lifting trolley with locking system , extension lifting pins with locking system big and small length , battery lifting wheel with pendulum , transverse transport trolley chassis with two sections along with locked hexagon screw bolt and grooved ball bearings and axial grooved ball bearings lifting weight , transverse transport trolley chassis overhead side wheels , support side plates with roller bearings , support plates connecting rods , lifting support or slide with support arms , hydraulic pump unit , hydraulic cylinder or r , bottom plate for hydraulic motor fixing , pneumatic chain blocks , battery stands for removal and fixing of hook rails , battery lifting plates , safety mesh for battery lifting total quantity : 52