ProMag S&W M&P-40 Double Stack Magazine .40 S&W Blued Steel 15/rd
$18.03
Enhance your Smith & Wesson M&P-40 pistol with this ProMag 15-round double-stack magazine. Durable blued steel construction ensures reliable feeding and lasting performance.
35 in stock
A double-stack 15-rd magazine for the Smith & Wesson M&P series of pistols in caliber .40S&W. Constructed from heat-treated blued-steel with a follower lock-plate and base-plate molded from a proprietary DuPont Zytel based black polymer; and using a spring wound from Chrome-silicon wire and heat-treated for strength and reliability. Made in the U.S.A.
Frequently asked questions
What pistols and caliber is this magazine designed for?
It is designed for Smith & Wesson M&P series pistols chambered in .40 S&W.
What is the magazine capacity?
It is a double-stack magazine with a 15-round capacity.
What materials are used in this magazine?
It has a heat-treated blued-steel body, a follower lock-plate and base-plate molded from DuPont Zytel-based black polymer, and a heat-treated chrome-silicon wire spring.
Where is this magazine made, and are there shipping restrictions?
It is made in the U.S.A. Firearm accessories are not shipped to some states, and local restrictions apply.
| Weight | 0.263 lbs |
|---|---|
| Dimensions | 9.150 × 2.900 × 1.550 in |
| Manufacturer | ProMag Industries |
| Capacity | 15 |
| Finish | Blued Steel |
| Frame Material | Steel |
| Caliber | .40 S&W |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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