Smith & Wesson Model SD40 Barrel 3.85" Black .40 S&W 398150000 .40 S&W Precision-machined to exact tolerances

Precision-machined to exact tolerances

Origin: USGI (United States Government Issue)

Critical for proper barrel lockup

Modern "DX" or "Classic" models that use a spring-loaded interchangeable sight system (these don't require drilling)

Whether you're restoring a trusted revolver or replacing a worn component

Smith & Wesson Model SD40 Barrel 3.85" Black .40 S&W 398150000 .40 S&W Precision-machined to exact tolerancesFactory new OEM 3. 85" black barrel for the Smith & Wesson Model SD40 pistol in . 40 S&W. Part #398150000. Compatible Models: SD40 Details: Manufacturer: Smith & Wesson Condition: Factory New Caliber: . 40 S&W Length: 3. 85" Finish: Black Part #: 398150000