10.5″ Upper with GPX-9 Rail System
$719.95
(NITRIDE PREMIUM) (NFA/Pistol Upper)
10.5″ Carbine Upper, w/ GPX-9″ Rail System, M4 Nickel Boron Extension with A2 Flash Hider, Complete Nitride Gas System and more!
In stock
Description
(NFA/PISTOL Upper)
NITRIDE PREMIUM 10.5″ Pistol Upper w/ M4 Nickel Boron Barrel Extension
- 10.5″ Carbine Barrel 4150 CrMoVa (5.56 NATO Chamber)
- Nitride Treated Barrel (inside & out)
- CARBINE Gas System
- 1:7 Twist Rate
- 1/2×28 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 Carbine Gas Tube (Nitride Treated)
- Nitride Micro Gas Block .750 (Nitride Treated)
- SOT GPX-9″ Free Floating Rail System
- Forged Charging Handle
- A2 Flash Hider 1/2×28
SOT GPX-9″ (M-LOK) Rail System:
The SOT (GPX-9)” Rail System has an overall length of 9.2″; 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-9 Provides (4) QD Sling Swivel Attachments Points integrated in rear that are machined into both the left and right sides. See more..
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