ProMag Sig Sauer P226 Magazine 40 S&W / .357 Sig Blued Steel 20/rd
$23.26
Expand your Sig Sauer P226’s firepower with this durable 20-round extended magazine. Crafted from heat-treated blued steel for lasting reliability.
13 in stock
An extended 20-rd magazine for the Sig Sauer P226 pistol in either .40S&W or .357Sig. 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.
| Weight | 0.250 lbs |
|---|---|
| Dimensions | 13.250 × 3.500 × 1.650 in |
| Manufacturer | ProMag Industries |
| Capacity | 20 |
| Finish | Blued Steel |
| Frame Material | Steel |
| Caliber | .40 S&W /.357 Sig |
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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