Spike’s Tactical Gen 2 Billet Upper Receiver for AR-15 223 Remington/5.56 NATO – Black (SFT52B2)

• Billet upper receiver designed for AR platform chambered in 223 Remington and 556 NATO
• Generation 2 design offers updated billet construction for structural consistency
• Machined billet receiver provides rigid platform for barrel and bolt carrier assembly
• Includes mil-spec barrel nut compatibility for standard AR barrel installation
• Black finish complements AR platform builds and other anodized components
• Compatible with AR rifles using standard upper receiver mounting and barrel systems

The Spike’s Tactical Generation 2 Billet Upper is an upper receiver designed for assembling AR-platform rifles chambered in 5.56 NATO and .223 Remington. This billet upper receiver is manufactured for compatibility with standard AR components and includes a mil-spec barrel nut interface. It is intended for AR rifle builds requiring a billet upper receiver.

The Spike’s Tactical Generation 2 Billet Upper features a black finish and is categorized under upper receivers. It supports standard AR component installation and is designed for 5.56 NATO and .223 Remington calibers. The billet construction provides a different manufacturing method compared to forged receivers. In practical use, this upper receiver is used as the main housing for barrel, bolt carrier group, and handguard components. The mil-spec barrel nut interface supports installation of compatible handguard systems in AR platform configurations.