+1-800-504-5897 Live Chat Help Center Check Order Status
About Us Policies Reviews How To
Free Shipping & Free Returns*

FREE SHIPPING on Over 250,000 Products

Shop now and get Free Value Shipping on most orders over $49 to the contiguous 48 states, DC, and to all U.S. Military APO/FPO/DPO addresses.

Enjoy our FREE RETURNS

We want to ensure that making a return is as easy and hassle-free as possible! If for any reason you are not satisfied with your purchase, simply return the item within 30 days of receipt, and we'll cover the cost of return shipping. Learn more about our Return Policy.

  • Entire Store
  • ...
  • Apparel & Footwear
  • Astronomy
  • Everything Else
  • Eyewear
  • Hunting Gear
  • Lab Equipment
  • Military Gear
  • Outdoor Gear
  • Photography Equipment
  • Police, EMS & Fire
  • Shooting
  • Sport Optics
  • Sports & Hobbies
TIP
Shopping Cart

SIG SAUER P365 Sub-Compact 9mm Luger 12 Round Pistol Magazine MAG-365-9-12 Gun Make: SIG Sauer, Gun Model: SIG Sauer P365, 22% Off w/ Free Shipping

SIG SAUER P365 Sub-Compact 9mm Pistol Magazine, 12 Rounds, Black, MAG-365-9-12-12RD
SIG SAUER P365 Sub-Compact 9mm Luger 12 Round Pistol Magazine, Blued, 1 Pack, Steel, MAG-365-9-12-12RD
SIG SAUER P365 Sub-Compact 9mm Pistol Magazine, 12 Rounds, Black, MAG-365-9-12-12RD
SIG SAUER P365 Sub-Compact 9mm Pistol Magazine, 12 Rounds, Black, MAG-365-9-12-12RD
1 of 3 images
SIG SAUER P365 Sub-Compact 9mm Pistol Magazine, 12 Rounds, Black, MAG-365-9-12-12RD
SIG SAUER P365 Sub-Compact 9mm Luger 12 Round Pistol Magazine, Blued, 1 Pack, Steel, MAG-365-9-12-12RD
2 of 3 images
SIG SAUER P365 Sub-Compact 9mm Luger 12 Round Pistol Magazine, Blued, 1 Pack, Steel, MAG-365-9-12-12RD
SIG SAUER P365 Sub-Compact 9mm Pistol Magazine, 12 Rounds, Black, MAG-365-9-12-12RD
3 of 3 images
SIG SAUER P365 Sub-Compact 9mm Pistol Magazine, 12 Rounds, Black, MAG-365-9-12-12RD

Tap Tap to Zoom

Government Export Restriction Government Export Restriction
Government Restriction Government Restriction
Questions & Answers
Customer Reviews
Helpful Positive Review
TopOfLineSig by StraighTalk, Verified Owner, November 1, 2024
What’s not to like? It’s Sig. Works great. Clicks right into my Sig p365xl. Reliable on the range; I trust it in my carry. Okay, the price is stiff (definitely), but I have used other makers’ products with my Sig. Paid less but have had occasional p...
Read More...
2/2 found this helpful
Most Recent Reviews
Solid sig magazine by Captn jim, Verified Owner, January 21, 2026
Great factory magazine. Fits and works well. You must change the floor plate for the extra finger grip.
Most Recent Reviews
good buy for the price by Randall Underwood, Verified Owner, December 14, 2025
Theses are factory mags at a discount price. Good value
Most Recent Reviews
Loose grip by Chris, December 9, 2025
The grip was loose and jiggling on the magazine. I squeezed stainless shims between the grip and magazine to tighten up so it wasn't loose and rattling.
Most Recent Reviews
Perfect for Wilson Combat XL Grip by James, Verified Owner, October 30, 2025
Had a standard P365 that I had upgraded with a Wilson Combat Grip in XL format. The stock 10 round mags were now too short and I needed the 12 round mags to sit flush. These worked perfectly.
Most Recent Reviews
Mostly happy by John Lewis, Verified Owner, April 12, 2025
The magazine works as expected, until you place the spacer and new end cap on it. Then it only holds 11 rounds. I mainly bought it because I’ve got large hands, and wanted the extra support for my little finger, so that part is fine. But once it’s se...
Read More...
Read All 6 Reviews
Gun Make:
SIG Sauer
Gun Model:
SIG Sauer P365
Caliber:
9mm Luger
Magazine Capacity:
12 Round
Color:
Blued
Quantity:
1
Condition:
New
Fabric/Material:
Steel

Code: SD9-PMG-PMRF-MAG-365-9-12-12RD

MPN: MAG-365-9-12

UPC: 798681583621

List: $75.47Save 22%
$58.79

Certain firearm magazines and extensions are subject to maximum capacity restrictions based on state and local laws. Currently, we are unable to sell these products to some locations. For a complete list of these restrictions, please visit our policy page.

By continuing with your purchase, you agree to adhere to all applicable laws and regulations.  

Product Info for SIG SAUER P365 Sub-Compact 9mm Luger 12 Round Pistol Magazine

This extended replacement or spare magazine is compatible with your Sig Sauer P365, P365XL, P365 Micro Compact. Includes additional floor plate.image

Specifications for SIG SAUER P365 Sub-Compact 9mm Luger 12 Round Pistol Magazine:

Manufacturer: SIG SAUER
Gun Make: SIG Sauer
Gun Model: SIG Sauer P365
Caliber: 9mm Luger
Magazine Capacity: 12 Round
Color: Blued
Quantity: 1
Condition: New
Fabric/Material: Steel

Package Contents:

  • SIG SAUER P365 Sub-Compact 9mm Luger 12 Round Pistol Magazine

SIG SAUER P365 Sub-Compact 9mm Luger 12 Round Pistol Magazine Orderable Models

List of Orderable Models

  • SIG SAUER P365 Sub-Compact 9mm Luger 12 Round Pistol Magazine, Blued, 1 Pack, Steel, MAG-365-9-12-12RD , MPN: MAG-365-9-12 , UPC: 798681583621 , Code: SD9-PMG-PMRF-MAG-365-9-12-12RD

SIG SAUER P365 Sub-Compact 9mm Luger 12 Round Pistol Magazine Unavailable & Discontinued Models

List of Unorderable Models

  • USED, SIG SAUER P365 Sub-Compact 9mm Luger 12 Round Pistol Magazine, Blued, 1 Pack, Steel, MAG-365-9-12-12RD , MPN: MAG-365-9-12-EDEMO , Code: SD9-PMG-PMRF-MAG-365-9-12-12RD-EDEMO-DF-D
  • USED, SIG SAUER P365 Sub-Compact 9mm Luger 12 Round Pistol Magazine, Blued, 1 Pack, Steel, MAG-365-9-12-12RD , MPN: MAG-365-9-12-EDEMO , Code: SD9-PMG-PMRF-MAG-365-9-12-12RD-EDEMO-SC-C
  • USED, SIG SAUER P365 Sub-Compact 9mm Luger 12 Round Pistol Magazine, Blued, 1 Pack, Steel, MAG-365-9-12-12RD , MPN: MAG-365-9-12-EDEMO , Code: SD9-PMG-PMRF-MAG-365-9-12-12RD-EDEMO-RE-C
  • USED, SIG SAUER P365 Sub-Compact 9mm Luger 12 Round Pistol Magazine, Blued, 1 Pack, Steel, MAG-365-9-12-12RD , MPN: MAG-365-9-12-EDEMO , Code: SD9-PMG-PMRF-MAG-365-9-12-12RD-EDEMO-IN-C
Compare (0)
1 item has been added
Add at least two items to compare