1.extension ladder,aluminum ladder,aluminium extension ladder. 2.material: aluminium alloy. 3.specification:2.0/2.6/3.2/3.8M. extension ladder,aluminum ladder,aluminium extension ladder,aluminum step ladderITEM ... .2M89X48X9CM9.25KG10.25KG600/CTNAMT-043.8M97X49X9.5CM11.5KG12.5KG500/CTNTelescopic ladder:3.2MMaterial:aluminium alloyThickness of aluminium:1.3MMOpen size:320X48X9CMHeight ...