Parts:Trailer Suspension OEM No.:OEM Service Provided Max Payload:6000lbs/2722kgs Size:730.3mmx336mmx1118.60mm Recommend Power:DC 12V,20Ah, lead-acid battery or jump start Max jockey load:1100lbs/498kgs The Height of Operating Handlebar:87cm for 12V motorized trailer jack The Adjusted Height:31cm to 53cm Gear Ratio:494:1 Max Speed:7m/min Motor:DC 12V/550w Brake:automatically brake Max incline:7 degree incline Gross weight:18.5kg Show More