You've stuffed your 2011-2015 GM 6.6L Duramax truck bed full of supplies and still have more items you need to bring in tow. Be better prepared for your hauling and towing needs with the B&W Turnoverball Gooseneck Hitch! Sporting an impressive 30,000lbs carrying capacity and a 7,500 lbs gross tongue weight, this hitch is designed to deal with even the most cumbersome tasks. Durably constructed and finished with a durable grey powder coat, the Turnoverball Gooseneck hitch is made to last and get you and your supplies through your next long-haul journey. Installation of this hitch requires drilling a 4 inch under the bed for proper function.