Y&W Trailer Hitches, Dual Hitch Receiver, Ball Size from Tow & Stow 3 inches, Height 3.5 inches, 2x2 5/16 inches High quality, can handle heavy weights, and height adjustable. Price: 1650 SAR. 4 pieces available. Camco 39000 Rhino Holding Tank, heavy duty, 15-gallon capacity, portable for waste, with hose and accessories - durable, leak-proof, odor-free holding tank. Price: 1900 SAR. 3 pieces available. Camco Rhino Flex RV Sewer Hose Kit, 20 feet, 20 inches, with a swivel clear elbow and 4-in-1 storage caps for the dump station. Price: 350 SAR. 4 pieces available. Camco TST Max Trailer and RV Toilet Treatment Cubes, controls unwanted odors and breaks down waste and tissues, safe for septic tanks, orange scent. Price: 160 SAR. 4 cans available.