NFR Fab Defense M4 Aluminum Quad Rail

The New NFR Aluminum Quad Rail System Provides you with a Carbine Length M4 Forend Upgrade enhancing your weapon's overall tactical performance Ventilation and Versatility.?

Features:

• Rail System Adds Four Mil-Spec Picatinny Rails for Versatile Mounting Accessory Applications
• Precision Machined from 6061 T6 Billet Aluminum for Maximum Strength and Durability
• Fully Rugged Construction Will Not Bend or Deform Under any Conditions
• Field Tested Under Extreme Conditions for Maximum Performance and Durability
• Hard Coat Anodized for Optimum Wear Resistance
• Replace your Polymer Handguards,Simple Installation,Secured by 4 Bolts
• Rail System Firmly Locks to the Barrel Nut and Front Handguard Cap
• No Gunsmith Required
• System Aligns Perfectly Upper Receiver Rail
• Receiver Alignment is Achieved by Implementation of Anti-Rotation Locking Tabs
• Slim Profile for Better Grip and Handling of Firearm