The Strike Industries Extended Magazine Plate for the Sig Sauer P320 is a machined aluminum magazine base plate designed to increase capacity and improve magazine handling. It fits compatible 21-, 17-, and 15-round Sig Sauer P320 magazines and provides an additional +5 rounds for 9mm magazines. Constructed from 6061-T6 aluminum and finished in Flat Dark Earth, the plate emphasizes a slim, low-drag profile with a no-snag design.
Key Specifications
- Constructed from 6061-T6 aluminum for durable, lightweight performance.
- Compatible with Sig Sauer P320 21-, 17-, and 15-round magazines.
- Adds +5 rounds to the specified 9mm P320 magazines.
- Weighs 1.97 oz, maintaining a low added weight.
- Finished in Flat Dark Earth (FDE) for a subdued, tactical look.
- Features a slim, low-drag, no-snag design to ease manipulation and carry.
- Dimensions comply with USPSA rules as specified by the manufacturer.
- Designed as an extension magazine plate for improved grip and capacity.
- Manufacturer model identified as Extended Mag Plate by Strike Industries.
With a purpose-driven design and aircraft-grade aluminum construction, this extended plate provides a practical capacity increase and improved handling for shooters using Sig P320 magazines. Its low-profile shape and USPSA-compliant dimensions make it a straightforward upgrade for range use and competition where allowed, delivering reliable function without unnecessary bulk.
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