An ORIGINAL Marble Arms tang sight (aka Peep Sight) for Winchester 1894 32-40 & 38-55 calibers, 1892 lever action rifles in 25-20, 32, 38 and 44 caliber, and Winchester Model 53 in 25-20, .32 and .44 calibers. It comes with one sight aperture. Tang screw Hole spacing on the base of the sight is 2.4 inches outside and 2.2 inches screw-center to screw-center. Sight adjustment is 1.680 inches to 2.015 inches, with an 18 degree angle. The correct W2 is stamped under the base --It is now very difficult to find an ORIGINAL W2 tang sight in this condition.