Stromberg Carlson Extend A Line Bumper Post Hitch Adaptor Kit. Extend-A-Line (including aluminum mounting plate) sold separately. Please note the Extend-A-Line must be removed from the Extend-A-Line Bumper Post Hitch Adapter prior to travel. Features of Stromberg Carlson CL-02 Extend A Line Bumper Post Hitch Adaptor Kit Designed to allow you to mount your Extend-A-Line to your hitch Provides an alternate mounting location for Extend-A-Line Extend-A-Line (including aluminum mounting plate) sold separately Color: Black Package Contents: Stromberg Carlson CL-02 Extend A Line Bumper Post Hitch Adaptor Kit Stromberg Carlson CL-02: Extend A Line Bumper Post Hitch Adaptor Kit