WMD SPR 556 18 BILLET

LOWER RECEIVER: Billet 7075-T6 Aluminum Machined To Mil Spec Dimensions Front Magazine Well Finger Grips Nib-X Nickel Boron Coated For Durability – UPPER RECEIVER: Mil-Spec 7075-T6 Aluminum Forging With M4 Feed Ramps. Nib-X Coated For Lubricity And Durability – BARREL: Match Grade Chrome Moly Vanadium Steel 1:7 Twist 18 Special Purpose Profile Rifle Gas System Nitromet QPQ Salt Bath Nitrided In the Bore For Extended Life And Accuracy Nitromet coated or Nib-X Coated On The Outside For Durability And Heat Dissipation – BARREL EXTENSION: NiB-X Coated Barrel Extension For Extremely Smooth Locking And Unlocking With The Bolt – GAS SYSTEM: Low Profile Gas Block CNC Machined From 4140 Steel And Nib-X Finished Nitromet QPQ Carbine Length Gas Tube Direct Impingement – MUZZLE DEVICE: Compensator 17-4 PH Stainless Steel Nib-X Coated BOLT – CARRIER GROUP: M16 Profile Mil-Spec MP Tested Nib-X Coated For Reliability And Ease Of Cleaning Properly Staked Gas Key – FIRE CONTROL GROUP: Hammer Trigger and Disconnect coated in NiB-X for lower pull force (<6 lbs.) and smooth reset – BUFFER: Rifle Buffer – SIGHTS: Optics Ready – HANDGUARD: Free Float Cylindrical CNC Machined Of 6061-T6 Aluminum Nib-X Coated Key Mod Mounting Holes For Configurable Picatinny Rails RAILS: 1- 3