Knights Armament 6.5MM SR-25K6 16″ Upper Receiver Kit

Elevate your SR-25 rifle to elite precision levels with the Knights Armament 6.5mm SR-25K6 16″ Upper Receiver Kit. Engineered for tactical shooters and precision enthusiasts, this upper harnesses the superior ballistics of the 6.5 Creedmoor cartridge, delivering exceptional mid-range accuracy and reduced recoil compared to traditional 7.62mm setups. As the commercial counterpart to the renowned M110K6, it’s built for rapid deployment in demanding scenarios, offering unmatched reliability and performance straight from the manufacturer.

Key Features

• Precision Barrel Design: 16-inch 416R stainless steel barrel with 5R rifling and 1:7.5 twist rate ensures consistent velocity and tight groupings at extended ranges, minimizing shooter fatigue during prolonged sessions.
• URX6 M-LOK Handguard: 13.5-inch free-floating rail system provides ample space for accessories while maintaining a lightweight profile for enhanced maneuverability in the field.
• Advanced Muzzle Device: Integrated QDC 7.62 brake effectively suppresses flash and recoil, compatible with Knight’s Armament Signature Reduction Devices for stealthy operations.
• Robust Construction: Forged 7075-T6 aluminum upper receiver with T-marks and optimized feed ramps for seamless ammunition feeding and ejection.

Technical Specifications

• Caliber: 6.5 Creedmoor
• Barrel Length: 16 inches
• Twist Rate: 1:7.5 inches
• Finish: Hardcoat Anodized Black
• Receiver Material: 7075-T6 Aluminum
• Handguard: URX6 M-LOK, 13.5 inches
• Muzzle Thread: Compatible with 5/8×24 threading
• Weight (Upper Kit): Approximately 6.5 lbs (full assembly weight contributes to overall rifle balance)

Why Choose the SR-25K6 Upper Receiver Kit?

This upper addresses common challenges faced by AR-10/SR-25 users, such as inconsistent accuracy and excessive recoil in dynamic environments. The 6.5 Creedmoor’s flat trajectory and superior terminal performance provide a decisive edge in precision shooting, while the dimpled hybrid barrel profile balances weight and heat dissipation for sustained fire. Its drop-in compatibility with existing SR-25 lowers means you can upgrade your setup without major modifications, ensuring reliability in high-stakes situations. Ideal for competitive shooters, hunters, or tactical professionals seeking a versatile, battle-proven component.

Ready to enhance your rifle’s capabilities? Secure the Knights Armament SR-25K6 Upper Receiver Kit today and experience the pinnacle of precision engineering designed to outperform and outlast.

Frequently Asked Questions

Q: Is this upper compatible with standard SR-25 lower receivers?
A: Yes, it is fully compatible with Mil-Spec SR-25 pattern lowers, allowing for a straightforward drop-in installation.

Q: What makes the 6.5 Creedmoor caliber advantageous?
A: The 6.5 Creedmoor offers flatter trajectories, better wind resistance, and enhanced long-range accuracy over 7.62 NATO, making it perfect for precision applications.

Q: Does the kit include sights?
A: This kit features Knight’s Armament Micro front and rear sights for immediate use, though optics mounting is supported via the full-length Picatinny rail.