Bamford Industries: 'Hi-Ram Pump' is new, simplified, self-powered water pump that uses the hydraulic ram pump principle. Shipment worldwide.Green & Carter: Manufacturers of vulcan RAM pumps in the UK.Hydraulic Ram Company: Low-cost, self-powered water pumps. Hydraulic Rams are a time proven principle, and this site sells decent ones at a good price. Helpful and willing to ship worldwide.Rampumps: Supplier of ram pumps to move water by using gravity flow and irrigation for gardening and homestead.Rife Hydraulic Engine Manufacturing Co.: Pump water without the use of electricity or fuel for agricultural purposes, household usage, keeping ponds full and aerated and irrigation, with no operating costs.W&B Ram Pumps Inc: Supplier of Ram pumps in Canada (ON).