The Tyrant CNC Magazine Extension increases the capacity of compatible Sig Sauer P320 magazines by up to five rounds. Machined from aerospace-grade aluminum and finished in black, the extension is designed to maintain reliable feeding and ergonomics. Installation is quick and requires no tools, and Tyrant CNC’s NoBak retention technology helps secure the extension to the magazine body. The design focuses on practical capacity and consistent operation for range, carry, or competitive use.
Key Specifications
- Adds an additional 5 rounds to compatible magazines.
- Constructed from aerospace aluminum for strength and reduced weight.
- Finished in black for a low-profile appearance.
- Compatible with Sig Sauer P320 magazines.
- Style is extension to increase magazine length and capacity.
- Material listed as Aluminum.
- Manufactured by Tyrant CNC.
- Installation requires no tools for a quick fit-up.
- Retention uses NoBak retention technology to hold the extension securely.
- Model fitment specified as P320.
Engineered for users who value practical capacity gains and dependable function, this extension offers a lightweight, secure way to increase magazine rounds without altering basic magazine operation. Its tool-free installation and positive retention make it suitable for regular range use, training, or carry configurations where added capacity and reliable handling are priorities.





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