船用舷梯 3443 Series

手动铝制

1,620 mm, 1,900 mm, 2,310 mm, 2,595 mm
(63.78 in, 74.8 in, 90.94 in, 102.17 in)

102 in

26 kg, 32 kg, 38 kg, 42 kg
(57.3 lb, 70.5 lb, 83.8 lb, 92.6 lb)

350 lb
(159 kg)