supply of aluminium step ladder 16 feet height.the stiles of the ladder should be made of alu-c-sections while the steps made of heavy duty aluminum non-slippery.the top and bottom end are fitted with rubber.steps must be strong enough to support at a time weight of 01 men (80kg total)with warranty as per is4571/1977 or latestaluminium step ladder 16 feet height.the stiles of the ladder should be made of alu-c-sections while the steps made of heavy duty aluminum non-slippery.the top and bottom end are fitted with rubber.steps must be strong enough to support at a time weight of 01 men (80kg total)with warranty as per is4571/1977 or latest,aluminium step ladder 16 feet height.the stiles of the ladder should be made of alu-c -sections while the steps made of heavy duty aluminum non-slippery.the top and bottom end are fitt ed with rubber.steps must be strong enough to support at a time weight of 01 men (80kg total)with warranty as per is4571/1977 or latest make - s j ladders, king , techoscient, sumer , safal or similar [ warranty period: 30 months after the date of delivery ] ] => limited