supply of ladderladder,fiber glass heavy duty wall support sway proof extension ladder of 36 feet extendable heig ht having side runners of fiber glass section, fiber glass antiskid steps of 32 mm wide fluted antiskid round pipe at 300 mm center to center, aluminium casted gravity type locking mechanism, heavy duty guides, pp rope, pulley and aluminium casted swivel type shoes with thick antiskid rubber treads. extra ms rubber coa ted v pole support similar to total section length 6+6 mtr = 12 mtr.make - s j ladders, king , techoscient, s umer , safal or similar [ warranty period: 30 months after the date of delivery ] ] , supply of aluminium ladder closed height : 06 mtrs, extended height : 11 mtrs ,aluminium wall supporting extension ladder manufactured from aluminium c shape section of size- 66.6 mm(l) x 31.7 mm (w) x 3.5 mm (t) confirming to he - 30 grade t-6 temper as per is: 733 and aluminium 25 mm diamet er non slippery round corrugated tubing fitted with heavy duty safety lock , nylon rope and pulley and rubb er pads at bottom and top end. twist proof and unbreakable performance. make - s j ladders, king , techos cient, sumer , safal or similar [ warranty period: 30 months after the date of delivery ] ]