Designed as a compact metal-frame semi-automatic, the Armscor/Rock Island Armory STK100 delivers a durable 9mm platform suitable for range shooting and personal protection. The pistol’s 4.5-inch barrel and aluminum construction reflect a balance between controllability and durability for routine use.
The STK100 has an anodized black finish and an optic-ready slide that allows installation of compatible reflex sights. Ergonomically, the textured aluminum grip and 1911-style angle are intended to provide a secure, repeatable hand position while the fixed sights offer a simple aiming solution.
Key Specifications
- The caliber is 9mm.
- The action is semi-automatic.
- The frame material is aluminum.
- The grip material is aluminum.
- The barrel length is 4.5 inches.
- The slide is optic-ready.
- The number of magazines included is 1.
- The sights are fixed.
- The finish is anodized.
- The weight is 28.8 ounces.
This firearm is not available for sale in California.
For anyone seeking a metal-frame 9mm pistol with an optic-ready slide and simple fixed sights, the Armscor/Rock Island Armory STK100 is a practical option. Consider buying the Armscor/Rock Island Armory STK100 9mm online today.








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