Springs with Easy Fit are compact conical section suspension unit. Ashika Commercial Pvt. Ltd. Manufactures Springs with Easy Fit. Ashika Commercial Pvt. Ltd. Is an ISO 9001-2000 certified company that supplies air springs for railway rolling stock, precision engineering machine components. In Springs with Easy Fit the rubber is loaded in combined shear and compression. These Springs come with a wide range of purposes. It is particularly suitable for the primary suspension of light rail vehicles.