Product characteristics

1. Special riveting technology is adopted for the connection of step bar and straight bar, which is stable and durable

2. The ladder body is composed of two single expansion ladders. With the help of lifting hook and pulley block device, the upper section of the ladder can be lifted and lowered freely by pulling ropes on both sides of the ladder body

3. The ladder is in contact with the ground, equipped with aluminum alloy square tube diagonal support, forming a stable support surface, safe and stable in use