SIG P320 – Magazine Base Extension – +5 Capacity – Black
PLEASE DOUBLE CHECK DETAILS AND FITMENT BEFORE PURCHASE.
The Odin Works PMB for SIG Sauer P320 magazines adds 5 rounds while also giving the shooter a weighted, ergonomic base for faster reload work and easier stripping. It is CNC machined from 6061 billet aluminum, hard anodized, and includes the extra power spring and threaded pin setup used in the PMB line.
Fitment
- Fits SIG Sauer P320 magazines
- Capacity increase: +5 rounds
- USPSA 140 mm gauge compliant per manufacturer
Does NOT fit
- Does not fit Glock magazines
- Do not assume fitment across all SIG magazine variants without verifying your exact mag body first
What it does
This adds rounds and improves reload handling with a weighted base extension for the P320 platform.
Why it’s worth it
Strong fit for range or competition shooters wanting more capacity and a better-performing basepad than stock.
Specs
- Brand: Odin Works
- Product line: PMB
- Platform: SIG Sauer P320 magazine
- Capacity increase: +5
- Material: 6061 billet aluminum
- Finish: hard anodized black
- Includes extra power spring
- Uses proprietary threaded pin
- USPSA 140 mm gauge compliant per manufacturer
What’s included
- Odin Works SIG P320 PMB base extension
- Extra power spring
- Threaded pin hardware
Install notes
Install carefully and function test the magazine before relying on it.
Verify before you buy
Verify you are running the correct SIG P320 magazine body and verify local magazine-capacity laws before purchase.
⚠ Trademark & Compatibility Disclaimer
IronKells Armory LLC is not affiliated with, endorsed by, or sponsored by any manufacturer mentioned. All trademarks are the property of their respective owners and are used only to identify compatibility or fitment.
⚠ Install & Compatibility Disclaimer
Installation should be performed by a qualified armorer or gunsmith. Improper installation, modification, or use may affect firearm safety and reliability. Buyer is responsible for verifying compatibility, performing proper function testing, and ensuring safe operation.
Buyer is responsible for compliance with all local/state laws regarding magazine capacity.