Smith & Wesson N Frame Model 1917 Strain Screw Square Butt .45 ACP — Used Part 1917174B trigger return Complete cylinder assembly with yoke

Complete cylinder assembly with yoke included

Smith & Wesson K Frame Model 64 (All Variants) Trigger Assembly —

Factory new magazine catch for Smith & Wesson Model 41

Some fitting may be required for proper function

suitable for models 64

Smith & Wesson N Frame Model 1917 Strain Screw Square Butt .45 ACP — Used Part 1917174B trigger return Complete cylinder assembly with yokeSmith & Wesson N Frame Model 1917 Strain Screw Square Butt, Used OEM Part Genuine used Smith & Wesson OEM strain screw for the N Frame Model 1917 revolver chambered in . 45 ACP (D. A. . 45). Square butt grip frame configuration. The strain screw threads into the bottom of the grip frame and tensions the mainspring, directly affecting trigger pull weight and hammer fall force. A rare and hard to find original factory part for this historic pre model