URBAN SURVIVAL ARMS
Slick Side Billet Upper Receiver AR-15
Manufacturer: New Frontier Armory
Model: C-4 — Billet AR-15 “Slick Side” Upper Receiver
Caliber: Multi (will accept any upper and/or caliber designed for the AR-15 platform)
Weight: 8 oz
Other Specifications and Features of the C-4 Billet AR-15 “Slick Side” Upper Receiver: