Sig Sauer SI320AXGF9LEG21 P320 AXG Legion 3.9″ Polymer Pistol — SKU SI320AXGF9LEG21
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Sig Sauer SI320AXGF9LEG21 — P320 AXG Legion 3.9″ polymer centerfire pistol with optic-ready/ported slide, AXG grip module & magwell, and flat/skeletonized trigger. Package quantity recorded as 17 (SKU SI320AXGF9LEG21).
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Description
Description
Product Overview
Sig Sauer SI320AXGF9LEG21 is a P320 AXG Legion 3.9″ polymer centerfire pistol recorded under Polymer Centerfire Pistols. The SKU lists an optic-ready/ported slide, an AXG grip module & magwell, and a flat/skeletonized trigger among its recorded attributes.
Why This Product
The optic-ready/ported slide indicates the slide is recorded as prepared for optics installation; the AXG grip module & magwell define grip and magazine insertion geometry documented for this SKU; the flat/skeletonized trigger is a recorded trigger style. These facts support buyers planning accessory fitment, handling characteristics, and whether the pistol meets program requirements.
Key Verified Specifications
- Brand: Sig Sauer
- Model / SKU: SI320AXGF9LEG21
- Recorded features: Optic-Ready/Ported Slide; AXG Grip Module & Magwell; Flat/Skeletonized Trigger
- Package quantity: 17
- Availability status: instock
Appropriate Use Cases
- Bulk procurement for retailers or distributors who offer polymer centerfire pistols with optic-ready slides for customers requesting red-dot-ready handguns (product-275677:f009, product-275677:f004).
- Fleet or training orders where standardized AXG grip modules and magwells are required to ensure consistent handling across issued pistols (product-275677:f010, product-275677:f005).
- Inventory planning using the recorded package quantity to calculate order multiples and receiving logistics (product-275677:f008).
What Customers Should Know
- Confirm SKU SI320AXGF9LEG21 and clarify what “Package Qty: 17” denotes with the seller—whether that represents serialized pistols per case, a dealer pack, or another packaging arrangement (product-275677:f014, product-275677:f008).
- Verify if the optic-ready slide is pre-cut for a specific footprint or sold blank; compatibility specifics are not provided in this SKU record (product-275677:f009).
- Confirm whether magazines, optics, or additional accessories are included—this record lists the grip module and magwell but does not enumerate included magazines or optics.
Specifications
- Short Stroke Gas Piston Gas System (Rifle Length)
- 18.6″ Barrel Length ( Mid-Weight style, non-fluted)
- 1:8 Twist Rate Rifling

