MPMD Smith & Wesson Pistol M&P 40S&W 357Sig 15 Round Magazine Used k14u Part# 4138J Smith & Wesson

Part# 4138J Smith & Wesson Pistol Model 41

Always use the OEM factory spring for correct specification

Material: Black synthetic polymer

Part Type: Main Spring & Stirrup

MPMD Smith & Wesson Pistol M&P 40S&W 357Sig 15 Round Magazine Used k14u Part# 4138J Smith & WessonPart# MPMD Smith & Wesson Pistol M&P 40S&W 357Sig 15 Round Magazine Used Email us sales@usagunsandgear. com or call us 770 544 8075 for your Smith and Wesson gun part 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