Rope extension rungs ladder in three sections with stabilizing base
• 30 x 30 mm square-section non-slip aluminium rungs
• Fibreglass upright 78/95 x 26 mm certified for high voltage insulation CEI EN 61478
• Rung-vertical upright connection with double, internal and external edging
• Adjustable extension with rope on double pulley halving effort using a single rope for extension and retraction of the ladder sections
• Sections held in place by automatically coupled cast aluminium device with single rope
• The rope allows simultaneous extension of the two upper sections
• The last section of ladder extends manually and it is equipped with wheels for sliding on wall
• Stabiliser base in aluminium with protective box on the impact-proof profile allowing rapid assembly and dismantling
• Reinforced anti-impact upper and lower ends with galvanized steel ribs
• Strong heat-shrink wrapping 80 micron
• Equpped with instructions for use