V4003 Smith & Wesson Pistol 40V Locking Block Used Part .40 S&W .357 magnum Used OEM Part - MBU15

Used OEM Part - MBU15

Discontinued part - rare find for vintage J Frame models

Installation Notes: The locking bolt is a critical component that affects safety and proper function

Part# N336 SandW Revolver 357 N Frame Pre-Model 27 4" Barrel 260" Grooved Trigger Used Part

V4003 Smith & Wesson Pistol 40V Locking Block Used Part .40 S&W .357 magnum Used OEM Part - MBU15V4003 Smith & Wesson Pistol 40V Locking Block Used Part Please call or email with any questions! Features: Smith & Wesson factory part Gunsmiths Required: Disassembly and Assembly required to replace part Some parts may require installation and fitting by a qualified gun smith Factory replacement parts are manufactured to the exact same specifications and tolerances and use the same manufacturing materials as the original parts