Metal-Technik Rear three-point linkage loader A hydraulic rear linkage loader (Three-point linkage) is a versatile device mounted on the rear of an agricultural tractor that is used to lift, move and load various materials such as soil, gravel, hay bales or wood. Thanks to the hydraulic drive, the loader offers a large manpower, and its control is precise and convenient. The three-point linkage mounting allows the loader to be easily attached and removed, making it ideal for farm work where mobility and quick tool changes are required.