Ilco 7325SC-03 Polished Brass US3 Replacement 2" Mortise Solid Cylinder Lock With Schlage Keyway, specially designed for indoor and outdoor use. Ilco Mortise Cylinders are machine made from solid brass bar stock, engineered and manufactured to OEM specifications. This cylinder features a Standard Cam (other cams work too), a 5 pin tumbler, and it is keyed different with Schlage keyway. These Mortise Cylinders will fit into just about any Mortise Lock in the market with a thread size of 1.150 x 32 UNS, a cylinder face with a 1.360 (34.5mm) diameter, and a 2" inch length. Different sizes are available depending on the door thickness.