Smith & Wesson J Frame Model 642-2 Airweight Cylinder Stop .38 S&W Special +P - Part# 642I fiber-optic-sights KN15186 Smith & Wesson K

KN15186 Smith & Wesson K Frame Model 15

OEM Part Number: 262230000

4-inch barrel length

45 ACP N Frame New style ✅ Yes Model 625 JM (Jerry Miculek)

Smith & Wesson J Frame Model 642-2 Airweight Cylinder Stop .38 S&W Special +P - Part# 642I fiber-optic-sights KN15186 Smith & Wesson KSmith & Wesson J Frame Model 642 2 Airweight Cylinder Stop Part# 642I . 38 S&W Special +P Stainless Steel (MIM) Used Part The cylinder stop is the small but critical locking component that indexes and locks the cylinder in alignment with the barrel at the moment of firing. A worn or broken cylinder stop can cause misalignment and unsafe conditions. This is a genuine S&W factory MIM (Metal Injection Molded) stainless steel part, pulled from a 642 2