For operators and serious shooters who prioritize Mil-spec reliability and pragmatic performance, the upper receiver is the backbone of any defensive rifle. Evaluating fit, function, and dependable parts integration is essential when selecting a pre-built option for duty or home defense applications.
SPIKE’S TACTICAL COMPLETE UPPER RECEIVER
HWK XL 5.56 Giveaway
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This SPIKE’S TACTICAL COMPLETE UPPER RECEIVER brings a law-enforcement-caliber parts set to civilian shooters at an accessible price point. Priced at $823.99, it’s built to Mil-spec tolerances and assembled with components intended to work together reliably under sustained use. Shop this product to view specifications and ordering details on the retailer page.
Design & Key Features
This upper is centered around a 16″ barrel with a 1:7 twist rate and an M4 barrel profile—choices that favor stability with heavier bullets and consistent velocity. The carbine-length gas system paired with a .750″ diameter gas seat is standard for M4-pattern gas dynamics, tuning recoil impulse and cycling reliability for common defensive loads.
Front Sight, Handguard, and Muzzle
The unit ships with an F-marked A2 front sight base and an A2 flash hider, preserving proven sighting geometry and muzzle signature management while remaining serviceable and familiar to trained shooters. M4 double heat shield handguards offer improved ergonomics and heat protection during extended strings of fire.
Bolt Carrier Group and Compatibility
Included is a Spike’s Tactical Mil-Spec M16 Bolt Carrier Group—military-profile parts that prioritize durability and interchangeability with existing lower receivers and parts kits. As a Mil-spec compliant upper receiver, it integrates cleanly into duty-class builds or defensive rifles intended for reliability and simple maintenance.
Beyond components, practical factors like M4 compatibility and the 1:7 twist make this upper a versatile foundation for defensive and duty-style rifles. Midway through your build planning, consider how this upper pairs with your lower and optic choices and View product details and pricing to confirm fit and availability.
For teams and individuals who demand Mil-spec parts without custom sourcing, this SPIKE’S TACTICAL COMPLETE UPPER RECEIVER offers a ready-to-install solution at $823.99. Click to check current stock and secure the upper through the retailer: Check availability.
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People Also Ask
What makes this product stand out from competitors?
This product offers superior quality and innovative features that set it apart in the market. Its design focuses on both performance and reliability, making it a top choice for professionals and enthusiasts alike.
Is this product suitable for beginners?
Yes, this product is designed with user-friendly features that make it accessible to beginners while still offering advanced capabilities for experienced users.
What warranty or support is available?
The product comes with comprehensive warranty coverage and excellent customer support to ensure your satisfaction and peace of mind.
How does this compare to similar products in its price range?
This product offers exceptional value for its price point, providing features and quality that typically cost significantly more in comparable alternatives.
What maintenance is required?
Minimal maintenance is required thanks to the product’s durable construction and quality materials. Regular cleaning and occasional inspections will keep it performing optimally.
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