CAST IRON AIR COMPRESSOR PUMP. THIS PUMP RETROFITS MANY BRAND NAMES ON A BOLT ON BASIS. YOU CAN ALSO DRILL THE BASE AND ALIGN WITH CURRENT MOTOR. USE WITH 4HP OR 5HP ELECTRIC MOTOR. MORE SIZES ARE AVAILABLE FROM 1-25HP. THIS PUMP DOES NOT COME WITH AN AIR FILTER. IF YOU NEED AN AIR FILTER AND OIL WE CAN ADD TO YOUR ORDER. The item “SCHULZ AIR COMPRESSOR PUMP MSL-18MAX CAST IRON 4HP OR 5HP” is in sale since Friday, June 17, 2016. This item is in the category “Business & Industrial\Light Equipment & Tools\Air Compressor Parts & Accs\Other Air Compressor Parts”. The seller is “heavydutyair” and is located in Acworth, Georgia. This item can be shipped worldwide.