Rock Island VRBP-100 12 Gauge Bullpup Shotgun 20″ 5+1

Description

The Rock Island Armory VRBP-100 (VRBP100A) is a magazine-fed semi-automatic bullpup shotgun built around compact handling and utility. Chambered for 12 gauge shells and fitted with a 20-inch contoured barrel, it places the action rearward to shorten overall length while retaining usable barrel length. The design includes a black anodized receiver, polymer bullpup stock, integrated Picatinny rail and flip-up sights for straightforward optic or iron-sight use. The VRBP-100 ships with MobilChoke options to tailor shot patterns.

Key Specifications

• The shotgun is chambered in 12 Gauge.
• The action is Semi-Auto.
• The barrel measures 20 inches for a balance of compactness and ballistic performance.
• The feed system is a magazine with a capacity of 5+1.
• The stock is a bullpup polymer design for reduced overall length.
• The receiver features a black anodized finish with a full Picatinny top rail.
• The overall length is 32 inches.
• The shotgun includes MobilChoke options (Full, Modified, Improved Cylinder).
• The sights are flip-up front and rear style for iron-sight use or removal for optics.
• The chamber is configured for 3-inch shells and supports common 12ga lengths.

Compact, configurable, and purpose-built, the VRBP-100 blends the maneuverability of a bullpup layout with the simplicity of a magazine-fed semi-automatic shotgun. Its 20″ barrel and choke options allow the platform to serve a range of roles from general utility to sport shooting, while the anodized receiver and polymer stock provide durable, low-maintenance service life. For shooters seeking a compact 12 gauge with modern ergonomics and modular mounting flexibility, the VRBP-100 presents a clear, no-nonsense option.

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