R4 Defender

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Gauge

12 GA 3 ½" / 89mm

Action

Gas Operated

Barrel Length

61-66-71-76 cm

Stock

ABS Synthetic

Technical sheet

Feature Description
Caliber 12 Gauge (12 GA)
Operation Gas-operated Semi-Automatic
Capacity 5+1 or 7+1 rounds (depending on magazine tube length)
Chamber 3-inch magnum compatible
Barrel Length 18.5” standard (customizable options available)
Overall Length Approximately 960 mm (varies by barrel length)
Weight Approximately 3.6 kg (unloaded)
Recoil System Gas-operated system ensuring reliable cycling under adverse conditions
Safety Manual cross-bolt safety
Trigger Single-stage trigger with smooth pull
Stock Synthetic / Polymer adjustable stock with pistol grip
Sights Ghost ring rear sight and front blade sight (optics rail included)
Material High-quality steel receiver and barrel with corrosion-resistant finish
Finish Matte black or customizable Cerakote finish options
Features Ambidextrous controls
Quick-detach sling mounts
Extended magazine tube option
Modular design for customization

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