Smith & Wesson K Frame Model 66 .357 Magnum Hammer .375" Spur Key Lock (MIM) Used, Part# 66107E Model 33 Models: Fits M&P and M&P 1572 Color:LIGHT WOOD This is a complete .500 inch trigger

Models: Fits M&P and M&P Compact pistols

Factory OEM Part #3002623 - Genuine Smith & Wesson replacement barrel engineered to factory specifications for the M&P 40 Compact and M&P 40 Compact 2

1 × 12" x 12" Aluminum Foil

Professional Installation Required: Hammer installation requires precise fitting and timing verification to ensure safe and proper function

As a genuine Smith & Wesson component

Smith & Wesson K Frame Model 66 .357 Magnum Hammer .375" Spur Key Lock (MIM) Used, Part# 66107E Model 33 Models: Fits M&P and M&P 1572 Color:LIGHT WOOD This is a complete .500 inch trigger Models: Fits M&P and M&P Compact pistols Factory OEM Part #3002623 Genuine Smith & Wesson replacement barrel engineered to factory specifications for the M&P 40 Compact and M&P 40 Compact 2