CURT 17336 Replacement Short Trunnion Weight Distribution Spring Bar, 28 3 8 Inch Long, 10,000 lbs. GTW Weight Distribution Oldsmobile Silhouette Hub Face Length (Inches):74 Oldsmobile Silhouette Requires CURT 5th wheel roller or legs for installation Cast yoke with poly torsion inserts to suppress shock loads and reduce noise Fully articulating torsion head for controlled coupling and stable towing Lockable handle self resets to the ready to couple position after uncoupling Constructed with a cast steel main body for a more precise build High strength Weight distribution hitches are commonly used on travel trailers and campers but can also be applied to other large loads It features forged steel construction and a durable powder coat finish for long lasting use