General Purpose Mounting Unit is designed to provide effective isolation of vibration and noise arising from both static and mobile equipment. Ashika Commercial Pvt. Ltd. Manufactures General Purpose Mounting Unit. Ashika Commercial Pvt. Ltd. Is an ISO 9001-2000 certified company that supplies air springs for railway rolling stock, precision engineering machine components. General Purpose Mounting Unit is used for wide variety of purposes. It is used predominantly for mounting medium and high-speed marine propulsion units.