CURT 17336 Replacement Short Trunnion Weight Distribution Spring Bar, 28 3 8 Inch Long, 10,000 lbs. GTW Weight Distribution Mounts to a round bar Length:48" Mounts to a round bar WD hitch head to help level the trailer and tow vehicle Fits round bar weight distribution hitches #17007 or #17222 Pre assembled with spring bar chain for ready attachment Multiple chain links allow for flexible adjustment of tension Constructed from forged steel for optimum strength Protected by a highly durable carbide powder coat finish Oldsmobile Silhouette Weight distribution hitches are commonly used on travel trailers and campers but can also be applied to other large loads It offers a gross trailer weight capacity of 8