The two-piece mount serving as an 11-mm mounting rail is made by the British Sportsmatch producer. The mount is intended for Crosman 1377 American Classic, Crosman 1377 Black Crosman 1322 Black and Crosman 2240 models. The mount can be put at the barrel of the gun and tightened with screws, making an 11-mm mounting rail for attaching riflescope mounts or other accessories. The length of the mount is 21 mm.