 | Ribbed and sealed monobloc construction in aluminium alloy. |
 | Stainless steel cable. |
 | Adjustable capacity by means of a worm screw. |
 | Auxiliary safety suspension. |
 | Safety device against load dropping due to the spring breakage (>3kg). |
 | Upper rotary suspension with safety hook. |
 | Locking device to block the load at any height. |
 | Adjustable stroke limiting device. |
 | Taper drum rotating on ball bearings. |
 | Cable guide in antifriction material. |
 | Rotary upper hook with ball bearing. |
 | Lining up upper hook. |
 | Visible cable for inspection. |
 | Inert spring drum assembly. |