Rock Island AL3.1 | .357 Mag | 2″ Barrel | 6rd | 3520S

The Rock Island AL3.1 (MFG# 3520S) is a compact, medium-frame revolver built with stainless-steel components and a 2″ full-shroud barrel. Chambered for .357 Magnum, the AL3.1 features a six-round cylinder, exposed hammer and black rubber finger-grooved grips for secure handling. Its fixed ramp front and fixed notch rear sights and transfer-bar safety reflect a basic, duty-capable feature set suited to deliberate shooting and regular range use.

Product Specifications

• The manufacturer is Armscor/Rock Island Armory.
• The model is AL3.1 (3520S).
• The caliber is .357 Magnum.
• The capacity is 6 rounds.
• The barrel measures 2 inches and features a full-shroud design.
• The finish is Stainless on the frame, barrel and cylinder.
• The grips are black rubber with finger grooves.
• The action is Double/Single Action.
• The sights are Fixed ramp front and fixed notch rear.
• The overall length is 6.75 inches.
• The weight is listed as 24 ounces.
• The frame size is Medium with a stainless steel frame.
• A transfer bar safety is included.
• The product is listed as Made in the Czech Republic in the provided attributes.
• UPC: 812285025445.

Compact and straightforward, the AL3.1 pairs a short, full-shroud barrel with stainless construction for corrosion resistance and predictable handling. Its combination of a medium frame, a six-shot cylinder and DA/SA operation make it well suited to range practice and sport shooting where a robust, simple revolver is preferred. The exposed hammer allows single-action precision when required while the fixed sights and rubber grips keep the interface uncomplicated.

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