RAY Long reach boom and arm is one of the attachments for excavators. It is a set of excavator front-end working devices specially designed and manufactured according to the requirements of the working conditions to expand the working range of the excavator. It is suitable for cleaning river channels and fish. Special operation projects and uses such as ponds, subway excavation, water conservancy and hydropower projects, and port and wharf construction. The boom length can be modified according to the customer's specific length, and the available range is 10-36 meters.