Elevate your Sig P320 magazine performance with our Canadian-made extended magazine base, designed specifically to fit for both Standard and Legion frames. This extension converts your existing magazine into an extended model, improving grip comfort and reloading.

Constructed from durable ASA polymer, this base offers exceptional strength and durability, ensuring reliable performance under demanding conditions. Each extension is paired with a precision-engineered replacement follower to guarantee smooth feeding and proper round alignment.

Upgrade your Sig P320 magazines with this high-quality extension to enhance handling and functionality.

Extension does not increase capacity of magazines