This is the trigger spring SCREW (Sear spring) - that fits the Winchester 1866, 1873, 1886, 1894, 1892, models 53, and 65. Also the 1890 1906 62 and 62A pump .22. This screw either goes through only the trigger spring (part 614A,706, wp24a, wp24b, or 616b) and screws into the lower tang of the rifle or it goes through the both the trigger spring and the safety bar spring (614a) on the lever action rifles. (some 1894s use one wire spring that puts tension on the sear and the safety bar (part number 707b)
