San Tan Tactical STT-15-LT-PILLAR Upper Receiver for 223 Remington and 5.56 NATO in Black

Crafted with PILLAR(R) truss pockets to boost structural rigidity, ensuring exceptional stability during use. Precision-cut from a single billet of 7075-T651 aerospace-grade aluminum for unmatched strength and lightweight performance. Includes a built-in shell deflector and machined T markings for effortless optic relocation and improved functionality. Features M4 feed ramps and adheres to Mil-Spec standards for seamless compatibility and reliable operation. Interfaces effortlessly with all AR15, M16, and M4 weapon systems, while accepting various handguards without any modifications. Treated with Mil-Spec Type III Class II hard coat anodized black finish for enhanced durability and resistance to wear. Fully compatible with popular battery assist levers and backed by San Tan Tactical's lifetime warranty for peace of mind. Proudly manufactured in the USA, though it does not include a port door assembly for customized setups.

Features:

• Billet Of 7075 -T651 Aerospace Grade Aluminum.
• M4 Feed Ramps.
• Mil Spec Type III Class II Hard Coat Anodized Black.

Specifications:

• Type: Upper
• Manufacturer Part: STT-15-LT-PILLAR-UPPER
• Caliber-2: 556NATO
• Color: Black
• Manufacturer: San Tan Tactical
• Sub Category: Upper Receivers
• Sights: Flat Top
• Caliber: 223 Remington