This one piece adapter is used for converting the size of the receiving tube.

-- Black Powder Coat Finish
-- 3500 lb Max Capacity
-- For converting a 1-1/4" receiver to a 2" receiver
-- 10" extension length

-- For adapting bike racks and cargo carriers, only. Not intended for towing.
Note: Picture shows part # D-185. This product is built similarly to that product, but has 4" more extension.