The F-1 Firearms UDR-15 Style 2 Universal Receiver Set has newly designed skeletonizing and a scalloped MIL-SPEC 1913 Picatinny rail. This receiver is made with 7075-T6 aircraft quality domestic aluminum, ensuring quality while the new F-1 Firearms 3G skeletonizing reduces weight yet enhances aesthetics.

Features & inclusion:

• UDR-15 Style 2 universal upper
• UDR-15 skeletonized universal lower 
• Manufactured from high-grade 7075-T6 billet aluminum
• Scalloped top MIL-SPEC picatinny rail
• Oversized trigger guard
• Front and rear take down pins included and installed
• Screws included for bolt catch, receiver tensioning, take-down pin detent and trigger adjustment
• 60° beveled magwell
• Black - type III anodizing
• F-1 Firearms 100% Product Guarantee
• Please allow up to 10-14 business days for shipment