FEATURES: • Mobile access aid for variable tension in shaft entrances • The waste water sewer system operators is through the use of mobile access aids an expensive retrofit of the mine entrances with suitable stationary fixtures spared. • Our equipment is carried on the maintenance of vehicles and at each shaft or channel commission brought into use. • Stainless steel V4A, WAS 1.4571, surface-treated • Double leg lotion, folding bracket (not applicable to MEH-Q 55/110) • Fold-step (not applicable to MEH-Q 55/110) • The manhole cover with crank continuously braced DESIGN: • Type: Round shaft • Product range (mm): 580 to 630 mm • Entry width (diameter, mm): 600, 610 and 625