Winchester 1876 "Centennial Model" Sporting Rifle manufactured c. 1884. This rifle features the Second Model receiver with integral dust cover rail and dust cover with serrated finger guides along the rear edges. The rifle has a full octagon barrel and full length magazine. The barrel has a Lyman "Hunting" front sight with colored insert and folding leaf rear sight graduated to "10" and marked "1876" at the top of the leaf. The upper receiver tang is factory drilled and tapped. The crescent buttplate has a sliding brass trapdoor, and the butt trap contains a four piece, jointed, steel cleaning rod. The top barrel flat is roll-stamped: "WINCHESTER'S-REPEATING ARMS. NEW HAVEN. CT./KING'S-IMPROVEMENT-PATENTED-MARCH 29. 1865. OCTOBER 16. 1860." in two lines ahead of the rear sight. "CAL. 45-75" is roll-stamped on the top barrel flat between the rear sight and the receiver. "45-75" is stamped in script numerals across the bottom of the brass cartridge elevator. The upper receiver tang is roll-stamped: "- MODEL. 1876.-" in fancy letters with foliate devices at either end. The serial number is stamped in script numerals on the lower tang between the lever latch and rear tang screw. The barrel and magazine have a blue finish, and the forearm cap, receiver, side plates, dust cover and crescent buttplate have the Winchester high polish blue finish. The loading gate is fire blue. The hammer, trigger and loading lever are color casehardened with muted case colors. The stock and forearm are American walnut with a varnish finish.