These hydraulic driven boat lifs range in lifting capacity from 1,500 lbs. up to 9,000 lbs. Manufactured by RGC corporation whese hydraulic boat lifs are made from durable marine, all-aluminum frames and come with a 15 year warranty on aluminum materials and workmanship for fresh water applications. All lifts include aluminum hydraulic cylinders along with pump, hoses and DC power system. Please contact us for additional information.