2007 Keystone Cougar 311RLS 5th Wheel. 2007 Cougar 5th wheel camper model 311rls. This unit is a one owner very well maintained 5th wheel. It is in excellent shape with no problems. This unit has always been under cover for the winters. There are toppers on the slide outs . This unit is animal smoke and kids free. Comes with a 15000 lbs hitch for the 5th Wheel.. Qualified buyers may be eligible for Financing Shipping and Extended Warranty..