“10.5″ 5.56 Carbine Upper with FIRESTORM-10″ M-LOK Rail and Buzzsaw Linear Compensator” has been added to your cart. View cart
Sale!
10.5″ Carbine Upper with FIRESTORM-10″ M-LOK Rail System
Original price was: $707.95.$707.95Current price is: $707.95. $566.36
10.5″ Forged 5.56/2.23 Upper with FIRESTORM-10-M-LOK Rail System, M4 Nickel Boron Extension and more!
In stock
Description
Forged (Nitride Premium) Upper
- Barrel 10.5″ 4150 CrMoVa (NATO Chamber)(HP/MP)
- Barrel Nitride Treated (inside & out)
- Chambered in 5.56 NATO
- Premium Nitride Treatment inside and out (Barrel)
- {Nickel Boron} M4 Extended Feed Ramps
- Nickel Boron M4 Barrel Extension
- 6 Groove Rifling
- 1:7 Twist Rate
- Carbine Gas System
- Nitride Gas Tube
- 1/2×28 Thread Pitch
- Tuned Gas Port
- Nitride Treated Micro Gas Block with .750 seat
- Cerakote: Graphite Black
- Forged Upper Receiver
- Hand Guard Type: SOT FIRESTORM-10-M-LOK Ultra Light Free Floating Rail System
- Shot Peened and MPI tested bolt
- NITRIDE M16 carrier with properly staked carrier key (HP/MP)
- Forged Charging Handle
- A2 (Nitride Treated)
- Government Barrel Profile
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