Product Description Durabilis et Sturdy: Constructio gravis METIOR ferro firmitatem et vires efficit;Niger pulvis tunicae conficiendae resistit aerugine et corrosione;Dura, textured-habitationi impedit astulas et rimas.Electric Jack lets you raise and lower your A-frame trailer cito ac facile.3,500 pondo.facultatem levare, humilem sustentationem 12V DC calces electrici motoris.Providet 18" levare, retractatam 9 inch, extensam 27", guttam cruris extra 5-5/8" levare.Tubus exterior dia.: 2-1/4″, tubus interior dia.: 2.