S&W Pistol Model 645 & 745 Magazine Release .45 ACP 067740000 539 and headspacing must be performed

and headspacing must be performed by a qualified gunsmith to ensure proper function and safety

Hard primers may require heavier springs for reliable ignition

Writing Paper*

N-Frame: Large frame (e

S&W Pistol Model 645 & 745 Magazine Release .45 ACP 067740000 539 and headspacing must be performedPart# 067740000 Smith & Wesson Pistol Model 645 & 745 Magazine Release . 45 ACP New Part . Shoot us an email or give us a call with all your S&W needs. 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