“14.5″ 5.56 Mid length Upper w/ GPR-12.6″Rail A2 Flash Hider (NFA/Pistol)” has been added to your cart. View cart
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12″ 5.56 Midlength Siphon AGP Upper with Firestorm-12″ M-LOK Rail System
Original price was: $880.00.$880.00Current price is: $880.00. $721.60
556 NITRIDE PREMIUM NFA/MidLength Upper
12″ Siphon AGP″ Mid Length Upper, w/ Firestorm-12″ Rail System, M4 Nickel Boron Extension with Buzzsaw Linear Compensator, Complete Nitride Gas System and more!
In stock
Description
NFA/PISTOL Upper
NITRIDE PREMIUM 12″ MidLength Upper w/ M4 Nickel Boron Barrel Extension and Buzzsaw Linear Compensator
- 12″ Siphon AGP Barrel 4150 CrMoVa (5.56 NATO Chamber)
- Nitride Treated Barrel (inside & out)
- MiLength Gas System SIPHON AGP (PATENTED US PAT NO. 10,274,273
- 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)
- Firestorm-12″ M-LOK SOT Rail System
- Cerakote: Graphite Black
- Forged Charging Handle
- SOTMFG Titanium Buzzsaw Linear Compensator
- Limited Lifetime Warranty
- All Components Made in the USA
SOT Firestorm-12″ Rail System:
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