Winchester SX4 Hybrid 12 Gauge 3.5″ (WI511251291)
Winchester
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Winchester SX4 Hybrid 12-gauge semi-auto shotgun, model WI511251291, sold as a single unit (Package Qty: 1). Verified features include Winchester manufacture, Invector-Plus choke system, and Inflex Technology recoil pad — details important for choke interchangeability and felt-recoil management during field or sporting use.
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Description
Description
Product Overview
Winchester SX4 Hybrid 12 Gauge (WI511251291) is a sporting semi-automatic shotgun supplied as a single unit (Package Qty: 1). Verified differentiators: Invector-Plus choke system and Inflex Technology recoil pad (manufacturer: Winchester).
Why This Product
- Invector-Plus choke system: a verified choke system that buyers should note when planning for choke selection or patterning.
- Inflex Technology recoil pad: a verified recoil-pad feature that affects how the firearm manages felt recoil for the shooter.
- Single-unit package: Package Qty = 1, relevant for procurement planning, inventory, and unit-price comparisons.
Key Verified Specifications
- Brand / Manufacturer: Winchester (source: taxonomy/attribute/metadata) — f002, f006, f007
- Product categories: Firearm; Shotguns; Sporting Semi-Auto Shotguns — f003, f004, f005
- Package quantity: 1 — f008, f011
- Notable features: Invector-Plus Choke System; Inflex Technology Recoil Pad — f009, f010
- SKU: WI511251291 — f013
- Availability status: instock — f014
Appropriate Use Cases
- Sporting clay or upland bird shooting where a semi-automatic 12-gauge is specified — supported by category facts (Sporting Semi-Auto Shotguns) — f005.
- Procurement for a single-unit replacement or resale where a known choke system and recoil pad are required by the buyer — supported by Package Qty and feature facts — f008, f009, f010.
What Customers Should Know
- Confirm the exact model and SKU (WI511251291) when ordering to match inventory and regulatory records — f013.
- Package Qty is one; order quantity should reflect per-unit needs for procurement or stocking — f008, f011.
- Feature claims (Invector-Plus choke system and Inflex recoil pad) are provided as product attributes; verify choke type and included choke pieces against your patterning or accessory requirements before purchase — f009, f010.
- No additional specifications (barrel length, chamber, or finish) are present in the supplied facts; if you require those details for compatibility or regulatory compliance, request or confirm them prior to purchase.
Specifications
- Short Stroke Gas Piston Gas System (Rifle Length)
- 18.6″ Barrel Length ( Mid-Weight style, non-fluted)
- 1:8 Twist Rate Rifling

