Smith & Wesson K Frame Model 66-4 Bolt, Spring & Plunger - Part# 6645C M&P9 Shield EZ M2.0 45 Colt does not

45 Colt does not

Brand: HiViz

J Frame models Various Various ✗ Not Compatible – Frame-specific ⚠️ Cylinders are caliber-specific and frame-specific

or missing side plate on your Model 63

45 ACP pistols (1

Smith & Wesson K Frame Model 66-4 Bolt, Spring & Plunger - Part# 6645C M&P9 Shield EZ M2.0 45 Colt does notSmith & Wesson K Frame Model 66 4 Bolt, Spring & Plunger OEM Smith & Wesson replacement bolt, spring, and plunger assembly for the K Frame Model 66 4 revolver. This is an old style used part in good working condition a reliable, cost effective option for gunsmiths and collectors restoring or repairing a Model 66 4. Part Details Part Number: 6645C Condition: Used, Old Style Fits: Smith & Wesson K Frame Model 66 4 Caliber: . 357 Magnum . 38 Special