Description
The ProMag SMI33 Standard 10rd magazine is designed specifically for the S&W SD series in .40 S&W caliber, ensuring reliable performance and compatibility (excluding VE variants). Constructed from heat-treated blued steel, this durable magazine features an injection-molded mag follower and a chrome silicone wire spring, providing consistent feeding and enhanced longevity. Whether you’re replacing a worn-out magazine or seeking a spare for your collection, the ProMag SMI33 is an essential accessory for any S&W SD owner. Proudly made in the USA, this detachable magazine holds 10 rounds and is perfect for training or self-defense.
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