300BLKOUT 6.75″ Upper w/Buzzsaw Comp & GPX-7″ Rail System

Description

(NFA/PISTOL)

NITRIDE PREMIUM 6.75″ Pistol Upper w/M4 Nickel Boron Barrel Extension:

• Barrel 4150 CrMoVa 300BLKOUT (7.62×35 Chamber)
• 6.75″ Nitride Treated Barrel (inside & out)
• 1:7 Twist Rate
• 5/8×24 Thread Pitch
• Nickel Boron M4 Barrel Extension with Extended Feed Ramps
• Nitride M16 Bolt Carrier Group w/Logo (properly staked w/Grade 8 hardware)
• Nitride Gas Tube (Nitride Treated)
• Nitride Micro Gas Block .750 (Nitride Treated)
• Forged Charging Handle
• SOT Titanium Buzzsaw Linear Compensator
• Will Cycle Supersonic Reliably (Subsonic may be too weak)

SOT GPX-7 Rail System:

The SOT (GPX-7)” Rail System has an overall length of 7.2; It’s Enhanced features include a machined one piece billet aluminum extruded rail which is much stronger and more rigid than 2 piece rail systems. The GPX-7 Provides (2) QD  Sling Swivel Attachments Points that are integrated in rear and are machined into both the left and right sides.

Designed to be used in with a (Micro/Low Profile Gas Block) with a (Pistol length gas system)  or (FSB with Carbine length gas system). This rail system gives the user a more ” rigid” way to mount various accessories available to their AR15 platform.

FEATURES:

• Free Floating
• MILLED Center SIDES
• CNC machined from 6061-T6 Aircraft Grade Aluminum
• Single Piece Machined Extrusion
• Weight: (8.3 oz. Just rail)  10.3 installed
• (2) QD Scockets
• Anti Rotation Design
• Solid mount interface
• Sleek Industrial Appearance
• Mil-Spec 1913 Picatinny Rails
• Mil-Spec Type III Hard Coat Anodized
• Inside Diameter: 1.28 inches
• Width: 2.09 inches
• Provides a Continuous Upper Rail
• Made in the USA by Special Ops Tactical
• Includes: Barrel Nut, Shims, Hex Key, Instructions, Screws