Pilots Who lease and lease hangars in the Vero Seaside Regional Airport in Florida are joyful they not have to handle cable raise doors. Fourteen 50 ft. x 20 ft. hangar doors there have had Schweiss liftstrap and autolatch conversions. Are aware that using this hardware is often a necessity. https://bookmarksknot.com/story19420623/the-fact-about-lifting-doors-that-no-one-is-suggesting