8 inch Drop Receiver Attachment - Use this receiver attachment to maintain proper level of your tow bar, or just for any towing job that needs to have some adjustment made to be level. Use it lower or raise where your ball mount sits (for tow bars it is recomended that the receiver end of the tow bar should never be more than 4 inches higher than the baseplate attachment points). Made of steel with a closed back design. Easy to install, just slide into your receiver and attach with a pin & clip (purchase seperately). Towing capacity is rated for Class III. Dimensions: 8 inch Drop / Rise and 10.50 inches Long.