This XD™ Universal Mount system is built to fit the frame of the XD™ Dolly. This mount uses the same bolt pattern that is pre-drilled in Jerr-Dan MPL, MPL40, and Element wrecker bodies but can be used on any brand wrecker body. The Kit comes complete with everything needed to hold 2 XD™ dolly frames, 1 break over bar, and 2 axles and is painted in our Endurance™ Powder Coat Black Finish. Sold as a set. (Will Not Hold the Speed Dolly).