You have no items in your shopping cart.
Search
Filters

SIG P320 Magazine Extension

Shield Arms +5 magazine extension for OEM SIG P320 magazines. Buy 3 or more and save (discount shown in cart).
Manufacturer: Shield Arms
Availability: Out of stock
*
$39.99
- +

The Shield Arms SIG P320 Magazine Extension adds 5 rounds of 9mm to both 15 round and 17 round OEM SIG P320 magazines, fits both generation 1 and generation 2 magazines. Our unique, easy access floor plate design allows you to easily access the spring and follower without having to remove the extension from the magazine body. Comes with a 100% lifetime warranty, and the Shield Arms Spring for Life guarantee.

Features

  • Unique easy access floor plate design to service or clean the magazine body without the need to remove the magazine extension from the magazine body.
  • Index cuts on the extension body to increase grip when coming out of a magazine pouch.
  • Machined from billet 6061 aluminum
  • Type 3 anodized
  • Adds 5 rounds to both 15 and 17 round SIG P320 9mm magazines
  • Fits OEM SIG P320 magazines only, generation 1 and generation 2
  • Proudly made in the USA
  • Patent Pending Design
  • Fits most aftermarket flared mag wells
  • Lifetime warranty
  • Tactical Toolbox YouTube Review
  • Installation Instructions

Please check your state and local laws regarding magazine capacity restrictions.

The Shield Arms SIG P320 Magazine Extension adds 5 rounds of 9mm to both 15 round and 17 round OEM SIG P320 magazines, fits both generation 1 and generation 2 magazines. Our unique, easy access floor plate design allows you to easily access the spring and follower without having to remove the extension from the magazine body. Comes with a 100% lifetime warranty, and the Shield Arms Spring for Life guarantee.

Features

  • Unique easy access floor plate design to service or clean the magazine body without the need to remove the magazine extension from the magazine body.
  • Index cuts on the extension body to increase grip when coming out of a magazine pouch.
  • Machined from billet 6061 aluminum
  • Type 3 anodized
  • Adds 5 rounds to both 15 and 17 round SIG P320 9mm magazines
  • Fits OEM SIG P320 magazines only, generation 1 and generation 2
  • Proudly made in the USA
  • Patent Pending Design
  • Fits most aftermarket flared mag wells
  • Lifetime warranty
  • Tactical Toolbox YouTube Review
  • Installation Instructions

Please check your state and local laws regarding magazine capacity restrictions.

Products specifications
Caliber 9mm
Pistol Model SIG P320
Write your own review
  • Only registered users can write reviews
  • Bad
  • Excellent

Free replacement magazine springs for your Shield Arms Magazine Extension, for life. Click here to learn more.

Products specifications
Caliber 9mm
Pistol Model SIG P320
Customers who bought this item also bought
Glock 19/23 Magazine Extension

Glock 19/23 Magazine Extension

Shield Arms +5/+4 magazine extension for Glock 19/23. Buy 3 or more and save (discount shown in cart).
$39.99
Glock 17/22/34/35/45/19X +5 Mag Extension

Glock 17/22/34/35/19X/45 Magazine Extension

Shield Arms +5/+4 magazine extension for Glock 17/22/34/35/19X/45. Buy 3 or more and save (discount shown in cart).
$39.99
Picture of Glock 17/22/34/35/19X/45 Replacement Spring

Glock 17/22/34/35/19X/45 Replacement Spring

Glock 17/22/34/35/19X/45 replacement spring for the Shield Arms +5 mag extension.
$2.99
Picture of Glock 19/23 Replacement Spring

Glock 19/23 Replacement Spring

Glock 19/23 replacement spring for the Shield Arms +5 mag extension.
$2.99