ProMag for Smith and Wesson SD40 .40 S&W 10 Round Magazine Blue Steel

10-round magazine
Fits Smith & Wesson® SD40™ .40 S&W® pistol
Magazine body constructed of heat treated steel with black oxide finish
Injection molded magazine follower
Magazine spring formed from heat treated chrome silicone wire
Restricted capacity 10-round version of 15-round SMI-A18 magazine
Will NOT work with the VE version
Made in USA