Sig Sauer SI8900160 Fire Control Unit (P320 Frame, Skeletonized Flat Blade)
Sig Sauer
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Sig Sauer SI8900160 — Fire Control Unit for P320 frames, sold in a package quantity of 22; verified features include P320 Frame – 9/40/357 configuration and a skeletonized flat blade trigger style (SKU SI8900160).
Sold by Each1 each = 22 eachPrice shown per each
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Description
Description
Product Overview
Sig Sauer SI8900160 Fire Control Unit (FCU) intended for P320 frame configurations. Supplied facts identify this as a Sig Sauer component with a skeletonized flat blade trigger style and a package quantity of 22 (SKU SI8900160).
Why This Product
- Exact FCU for P320 frames: The listing explicitly states “P320 Frame – 9/40/357,” signaling this FCU is associated with P320 frame configurations (source: product-271581:f009).
- Skeletonized flat blade trigger: The unit includes a skeletonized flat blade trigger characteristic, a distinguishable mechanical style buyers track when ordering trigger groups (source: product-271581:f010).
- Packaged quantity for planning: The product is sold in a package quantity of 22, which is relevant for inventory planning and bulk procurement (source: product-271581:f008).
Key Verified Specifications
- Manufacturer / Brand: Sig Sauer (source: product-271581:f002; product-271581:f006; product-271581:f007)
- Product category: FIRE CONTROL UNIT; Firearm; Other Firearms (source: product-271581:f003; product-271581:f004; product-271581:f005)
- Model / SKU: SI8900160 (source: product-271581:f014)
- Identified fit/feature: P320 Frame – 9/40/357 (source: product-271581:f009)
- Trigger style: Skeletonized Flat Blade (source: product-271581:f010)
- Package quantity: 22 (source: product-271581:f008; product-271581:f012)
- Availability status: instock (source: product-271581:f015)
Appropriate Use Cases
- Replacing or stocking FCUs intended for Sig Sauer P320 frame builds or repair workflows where a P320-specific fire control unit is required (source: product-271581:f009; product-271581:f003).
- Procurement of trigger groups with a skeletonized flat blade profile for resale, kit assembly, or parts inventory (source: product-271581:f010; product-271581:f008).
What Customers Should Know
- Confirm fit: the source facts identify this by the attribute “P320 Frame – 9/40/357”; buyers must verify this FCU matches the exact P320 frame variant or serial/model requirement before purchasing (source: product-271581:f009).
- Package quantity is 22 units — ordering, pricing, and receiving should be planned around this packaged count (source: product-271581:f008; product-271581:f012).
- SKU to verify on order and receiving: SI8900160 (source: product-271581:f014).
- No other compatibility, material, certification, or included accessory details are present in the supplied facts; do not assume features beyond the listed attributes. If you require specific compatibility confirmation, request the vendor or check manufacturer documentation (source: product-271581:f001; product-271581:f009).
Specifications
- Short Stroke Gas Piston Gas System (Rifle Length)
- 18.6″ Barrel Length ( Mid-Weight style, non-fluted)
- 1:8 Twist Rate Rifling

