+1-800-504-5897 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

Obsidian Arms Sig Sauer P320 Retainer Plate Round Peg Includes Coupon Available — 2 models

Obsidian Arms Sig Sauer P320 Retainer Plate, Round Peg, Black, OA-P320-RP-RP
Obsidian Arms Sig Sauer P320 Retainer Plate, Round Peg, Black, OA-P320-RP-RP
Obsidian Arms Sig Sauer P320 Retainer Plate, Square Peg, Black, OA-P320-RP-SP
Obsidian Arms Sig Sauer P320 Retainer Plate, Square Peg, Black, OA-P320-RP-SP
Obsidian Arms Sig Sauer P320 Retainer Plate, Round Peg, Black, OA-P320-RP-RP
Obsidian Arms Sig Sauer P320 Retainer Plate, Round Peg, Black, OA-P320-RP-RP
Obsidian Arms Sig Sauer P320 Retainer Plate, Square Peg, Black, OA-P320-RP-SP
Obsidian Arms Sig Sauer P320 Retainer Plate, Square Peg, Black, OA-P320-RP-SP
Obsidian Arms Sig Sauer P320 Retainer Plate, Round Peg, Black, OA-P320-RP-RP
1 of 8 images
Obsidian Arms Sig Sauer P320 Retainer Plate, Round Peg, Black, OA-P320-RP-RP
Obsidian Arms Sig Sauer P320 Retainer Plate, Round Peg, Black, OA-P320-RP-RP
2 of 8 images
Obsidian Arms Sig Sauer P320 Retainer Plate, Round Peg, Black, OA-P320-RP-RP
Obsidian Arms Sig Sauer P320 Retainer Plate, Square Peg, Black, OA-P320-RP-SP
3 of 8 images
Obsidian Arms Sig Sauer P320 Retainer Plate, Square Peg, Black, OA-P320-RP-SP
Obsidian Arms Sig Sauer P320 Retainer Plate, Square Peg, Black, OA-P320-RP-SP
4 of 8 images
Obsidian Arms Sig Sauer P320 Retainer Plate, Square Peg, Black, OA-P320-RP-SP
Obsidian Arms Sig Sauer P320 Retainer Plate, Round Peg, Black, OA-P320-RP-RP
5 of 8 images
Obsidian Arms Sig Sauer P320 Retainer Plate, Round Peg, Black, OA-P320-RP-RP
Obsidian Arms Sig Sauer P320 Retainer Plate, Round Peg, Black, OA-P320-RP-RP
6 of 8 images
Obsidian Arms Sig Sauer P320 Retainer Plate, Round Peg, Black, OA-P320-RP-RP
Obsidian Arms Sig Sauer P320 Retainer Plate, Square Peg, Black, OA-P320-RP-SP
7 of 8 images
Obsidian Arms Sig Sauer P320 Retainer Plate, Square Peg, Black, OA-P320-RP-SP
Obsidian Arms Sig Sauer P320 Retainer Plate, Square Peg, Black, OA-P320-RP-SP
8 of 8 images
Obsidian Arms Sig Sauer P320 Retainer Plate, Square Peg, Black, OA-P320-RP-SP

Tap Tap to Zoom

Government Export Restriction Government Export Restriction
Questions & Answers

Come In & Grab 15% Off A Wide Variety Of Gear!!

See promotion details.
Eligible models will have a savings offer. Apply coupon and add the item to your cart for savings on that select model! Limited time only. Cannot be combined with other promotions or offers.
In Stock
2 Models Available
Additional Features
All
Model Generation
All
Search

made-in-usa-flag Made in USA

Help support American manufacturing! Marked models of this product have gone through rigorous review and been certified by the manufacturer as Made in the USA.

Product Info for Obsidian Arms Sig Sauer P320 Retainer Plate Round Peg

An improvement over the polymer OEM retainer plate, our P320 retainer plates are machined out of 6061 aluminum. They can be used with either SIG SAUER or Obsidian Arms base pads if the originals have become lost or broken.image

Specifications for Obsidian Arms Sig Sauer P320 Retainer Plate Round Peg:

Manufacturer: Obsidian Arms
Color: Black
Finish: Hard Coat Anodizing
Fabric/Material: 6061 Aluminum
Gun Make: SIG Sauer
Gun Model: SIG Sauer P320
Country of Origin: USA

Features of Obsidian Arms Sig Sauer P320 Retainer Plate

  • Replacement for factory retainer plates that are lost or broken.
  • Fits full, carry, or compact size Sig Sauer P320 pistol magazines.
  • Suitable for 9 / 40 / 357 SIG
  • Made from 6061 Aluminum
  • Hard Coat Anodizing

Package Contents:

  • Obsidian Arms Sig Sauer P320 Retainer Plate

What firearm models does the manufacturer say Obsidian Arms Sig Sauer P320 Retainer Plate Round Peg is compatible with?

The manufacturer suggests that Obsidian Arms Sig Sauer P320 Retainer Plate Round Peg is compatible with SIG Sauer P320

Obsidian Arms Sig Sauer P320 Retainer Plate Round Peg Orderable Models

List of Orderable Models

  • Obsidian Arms Sig Sauer P320 Retainer Plate, Round Peg, Black, OA-P320-RP-RP , MPN: OA-P320-RP-RP , UPC: 850011609200 , Code: OB1-MFP-TJ88E-OA-P320-RP-RP
  • Obsidian Arms Sig Sauer P320 Retainer Plate, Square Peg, Black, OA-P320-RP-SP , MPN: OA-P320-RP-SP , UPC: 850011609217 , Code: OB1-MFP-TJ88E-OA-P320-RP-SP
Compare (0)
1 item has been added
Add at least two items to compare
Last updated 2026-07-12 UTC.