ProMag SMI33 Standard 10rd 40 S&W Fits S&W SD Blued Steel (Except VE Variant) Handgun Ammunition 75" blade made of precision

75" blade made of precision heat treated 400 series stainless steel with thumb hole for easy opening

The Survival Hawk's engineering roots comes from proven designs that have been tested in the real world many times

Designed for comfort and practicality

optimal velocity

and may not be compatible with free-float handguards that have a wider and flatter profile

ProMag SMI33 Standard 10rd 40 S&W Fits S&W SD Blued Steel (Except VE Variant) Handgun Ammunition 75" blade made of precisionThis replacement or spare magazine is compatible with your S&W SD. It is constructed of heat treated steel with injection molded mag follower and mag spring formed from chrome silicone wire. Made in the USA. NOTE: This mag will not work with VE variants.