Winchester Repeating Arms SX4 Waterfowl Hunter, Semi-Auto, 12 Gauge, 3.5 Chamber, 28 Barrel, Mossy Oak Bottomland , 3 Choke Tubes, 4 Round, Bead Sight 511212292 Start at the bottom to work your way to the top. Mossy Oak's Bottomland camouflage pattern is an enduring pattern beloved by generations of waterfowl hunters. The pattern has been refined and you'll love it on the SX4.