Sig Sauer SI320X510BXR3RX P320 XTEN — 10mm, 5″, Sig-Loc Pro, 15+1 (SKU SI320X510BXR3RX)
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Sig Sauer SI320X510BXR3RX — P320 XTEN 10mm pistol with 5″ barrel, Sig-Loc Pro system, and rail; described as 15+1 and showing package quantity metadata of 12 units (SKU SI320X510BXR3RX).
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Description
Description
Product Overview
The Sig Sauer SI320X510BXR3RX is categorized under Pistols → Polymer Centerfire Pistols and is represented by existing copy as “P320 XTEN 10MM 5\” SIG-LOC 15+1.” Source attributes include a rail, Sig-Loc Pro, and a Flat XSeries Trigger. Metadata shows package quantity of 12 and SKU SI320X510BXR3RX.
Why This Product
Source facts identify the P320 XTEN 10mm configuration and list Sig-Loc Pro and rail attributes that are relevant when procuring frames or pistols intended to accept certain serialized modules or mounting systems.
Key Verified Specifications
- Brand: Sig Sauer (source_facts f002, f006, f007)
- Model / SKU: SI320X510BXR3RX (source_fact f014)
- Product type / category: Pistols; Polymer Centerfire Pistols (source_facts f003–f005)
- Descriptive name from source: P320 XTEN 10MM 5″ SIG-LOC 15+1 (existing copy full field)
- Attributes: Rail (f009); Sig-Loc Pro (f010); Flat XSeries Trigger (f011)
- Package Qty (metadata): 12 (source_facts f008 and f012)
Appropriate Use Cases
- Procuring a 10mm P320 XTEN variant where a rail and Sig-Loc Pro system are required for accessories or module retention (source_facts f009–f010).
- Planning inventory or orders using the package quantity metadata (12) to understand pack sizes (source_fact f008).
What Customers Should Know
- Source facts list several attributes but do not include details such as which magazines are included, sight set, or module interchangeability specifics—confirm those points with the supplier.
- Package quantity metadata is 12 (source_facts f008 and f012); verify whether that number represents carton quantity or another packaging unit before ordering.
- SKU for ordering is SI320X510BXR3RX (source_fact f014).
Specifications
- Short Stroke Gas Piston Gas System (Rifle Length)
- 18.6″ Barrel Length ( Mid-Weight style, non-fluted)
- 1:8 Twist Rate Rifling

