Specifications
SWL2.5 worm srew jackcomsists of worm unit and echeion bolt for firing up moving down, compecf in structure,light and portableSWL2.5 worm srew jack comsists of worm unit and echeion bolt for firing up moving down, compecf in structure,light and portable,flexible, refiable ,long in service life ,easy to installation, and self-locking while stopping.
