This Winchester Model 1866 rifle was manufactured in 1868. The top barrel flat is roll-stamped with the first style legend "HENRY'S-PATENT-OCT. 16. 1860/KING'S-PATENT-MARCH 29.1866." in two lines ahead of the rear sight. The rifle has a blue octagon barrel, magazine and loading gate and distinctive brass receiver, forearm cap and crescent buttplate. The hammer and loading lever have a color casehardened finish. The stock and forearm are straight grain black walnut. The stock and forearm are fitted with factory sling swivels. The second model receiver is flared at the junction with the forearm and has the serial number, "20721", stamped on the lower tang behind the trigger. The barrel has a dovetail mounted sporting style front sight with iron blade and an early Henry style folding leaf rear sight with 900 yard center notch and elevation bar stop screw. The magazine has the early threaded cap. The forearm has the early first pattern cap. The crescent brass buttplate has a hinged trapdoor, and the butt trap contains a four-piece ramrod with brass tip.