2013 Keystone RV 311BHS, Rear bunk house. Sleeps 10. Middle kitchen with booth dinette and front queen bedroom suite. 2013 Keystone RV Sprinter 311BHS Introduced as Keystone RV's first product line in 1996, Sprinter's goals were simple - Take the suggestions of our customers and make them the origin and foundation of the Sprinter design. As a result of these efforts, Sprinter offers you its proudest distinction between other brands - a product designed specifically to "MAKE CAMPING EASY." Let us show you how.