Manufactured 1919-1924. Designed by Winchester to utilize their expanded production facilities after World War I and marketed as a youth skeet gun. Features a single bead sight, 2 1/2 inch chamber, and full choke. The left rear of the barrel is marked with the two line address/patent applied for marking followed by "MOD.20-.410," and "FULL" is on the left side at the breech. The Winchester oval proof is marked on top of the barrel and receiver at the breech and the serial number is marked on the bottom of the receiver. Mounted on a smooth Schnabel tip forearm and pistol grip stock with a checkered Winchester hard rubber buttplate. The skeet set includes 16 clay pigeons, a box for one hundred Winchester "Midget Size Clay Pigeons", a wood handled Winchester "Midget Hand Trap", a can of Winchester gun oil, tube of Winchester gun grease with box, a tube of Winchester rust remover with box, one box of 3 inch Winchester Super Speed .410 shotgun shells, one box of 2 1/2 inch Winchester Super Speed shotgun shells, two piece wooden handled cleaning rod, "Metal Preparation" pamphlet, care instructions, photo copy of Junior Trap Outfit information, and a score sheet. The stock measurements are: drop at comb 1 1/2 inches; drop at heel 2 1/2 inches; length of pull 13 1/2 inches. The Model 20 is uncommon with only about 24,000 manufactured. A nearly complete Youth Skeet Outfit is certainly much more scarce.