Specifications:

Features

1. Cost-efficient, practical and compact. It uses Rotary Adjusting Cover for easier tension adjustment without burden.

2. Fast and convenient installation. In addition, anti-falling steel wire mounting holes are provided, which must be installed to avoid the failure of the original mounting location.

3. The housing is made of rustproof iron shell. The steel wires and nylon ropes are available for option. Further, a ball-shape damper also can stop tool at a fixed height in its recover stroke.