Umarex HK USP GBB 4.5mm CO2 BB Pistol

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Umarex HK USP GBB 4.5mm CO2 BB Pistol

Experience the precision and reliability of the Umarex HK USP GBB 4.5mm CO2 BB Pistol, a high-quality replica of the renowned Heckler & Koch USP. This airgun is designed for enthusiasts who appreciate realistic action and quality craftsmanship in their shooting experience.

Powered by a 12g CO2 cartridge, the Umarex HK USP offers a gas blowback (GBB) mechanism that provides a realistic recoil with each shot, enhancing the authenticity of handling and firing. This feature makes the pistol ideal for training purposes as well as for recreational shooting.

The pistol fires 4.5mm steel BBs, delivering crisp, accurate shots with a strong focus on performance and reliability. The magazine accommodates a generous capacity, allowing for extended shooting sessions before needing to reload, perfect for both target practice and competitive shooting.

Constructed with durability in mind, the Umarex HK USP features a heavy-duty metal slide and a polymer frame that replicate the original USP’s design and feel. This sturdy build ensures long-lasting performance and withstands the wear and tear of frequent use.

The ergonomic design of the grip provides comfortable handling and stability, making it easy to maintain precision during rapid firing. Additionally, the integrated accessory rail beneath the barrel allows for easy attachment of various tactical accessories like lights and lasers, further enhancing the pistol’s versatility.

Whether you're a fan of the HK brand or looking for a dependable and realistic CO2 BB pistol, the Umarex HK USP GBB 4.5mm delivers an exceptional combination of performance, realism, and durability, making it an outstanding addition to any airgun collection.


  • Single and double-action trigger
  • Shoots .177/4.5mm caliber steel BBs
  • 16 round magazine capacity
  • 325 FPS
  • Fixed front and rear sights

Note: Eye protection must be worn when operating any air gun. We recommend Pyramex Safety goggles.

*Must be 18 years of age or older to purchase this productFor target practice only. Can cause serious harm, if not used as intended.

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  • Umarex HK USP GBB 4.5mm Air Pistol
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