Upgrade your KRISS Vector platform with this complete GEN 2.1 upper receiver assembly from PRK Arms. Designed specifically for centerfire Gen 2 Vector models, this Flat Dark Earth upper delivers enhanced functionality and modern aesthetics while maintaining perfect compatibility with your existing receiver. This ready-to-install assembly provides everything you need for a seamless upgrade experience, transforming your Vector’s performance and appearance.
Key Features
- Complete upper assembly for Gen 2 KRISS Vector centerfire models
- Flat Dark Earth (FDE) polymer construction for durability and modern tactical appearance
- Gen 2 semi-automatic fire control group for reliable performance
- Ambidextrous short throw safety levers for enhanced accessibility and operation
- Full-length Picatinny upper rail for maximum accessory mounting options
- 1 3/16″-16 TPI threading compatible with standard AR carbine buffer tubes
- Ready for immediate installation on your Gen 2 Vector receiver
Product Specifications
| Specification | Details |
|---|---|
| Compatibility | Gen 2 KRISS Vector Centerfire Models Only |
| Color | Flat Dark Earth (FDE) |
| Material | Polymer Construction |
| Rail System | Full-Length Picatinny Upper Rail |
| Safety System | Ambidextrous Short Throw Levers |
| Buffer Tube Threading | 1 3/16″-16 TPI (AR Carbine Compatible) |
| Fire Control Group | Gen 2 Semi-Automatic |
| Included Components | Complete Upper Assembly (Body Push Pins and Grip Cover Not Included) |
Why Choose This Vector Upper Assembly
This GEN 2.1 upper receiver represents the perfect balance of tactical functionality and modern design. The Flat Dark Earth finish provides both visual appeal and practical camouflage benefits, while the polymer construction ensures lightweight durability. The ambidextrous controls make this upper ideal for both right and left-handed shooters, and the full-length Picatinny rail offers unparalleled accessory mounting versatility. With compatibility for standard AR buffer tubes, you can easily customize your stock configuration to match your shooting preferences and needs.
Complete your KRISS Vector build with this premium upper assembly from PRK Arms – order today to enhance your firearm’s capabilities and aesthetics.













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