Profile: West Mount, Inc. deals with loaders and skidders. We deal with Serco loaders. The Serco 4500 series loader has an average lifting capacity of 5510 lbs at 5'. It has double acting boom cylinders with ductile iron internal components, and hard chrome plated shafts. The Serco 7500 series loader has an average lifting capacity of 7500 lbs at 10'. It also has double acting boom cylinders with ductile iron internal components, and hard chrome plated shafts.