Tiger Rock Inc Enhanced AR-15 16" .556 NATO Barrel
Complete AR15 Upper with 16" Free Float Keymod Hanguard
Our Milspec Phosphated 16" AR-15 M4 Profile Upper Build (Mil-Spec) comes fully assembled and headspaced. It includes all the components necessary for a functioning Upper. The Forged Upper Receiver, 16" 1-7 Twist .556 NATO M4 Carbine Barrel (can shoot 5.56 or .223) and Nitrided Bolt Carrier Group are Made in the USA. Included is a 16" Seven Sided Keymod Free Float Modular Handguard for reduced barrel stress and superior accuracy in a flexible package. Each part conforms to Mil-Spec dimensions and is made from quality materials to ensure accuracy and reliability.
Forged Upper receiver - US made
.223/5.56 Melonited Bolt Carrier Group - US made
Standard Milspec Charging Handle
Ejection Port/Dust Cover Assembly
Forward Assist Assembly
16" Parkerized 5.56 Nato Barrel 1:7 twist - US made
Carbine Length Gas Tube - US made
Low Profile Gas Block
Birdcage Flash Hider
16" Seven Sided Keymod Modular Free Float Handguard
Our AR-15 rifle barrels are manufactured under the ISO-9002 Quality Systems and go through a rigorous inspection process to ensure the highest quality. Inspection equipment includes CMMs and air gauges for the bores.
- Length: 16"
- M4 Feed Ramps
- .556 NATO
- 1:7 Twist
- .750" gas block diameter
- Carbine length gas system with a 0.07 gas hole diameter
- 1/2"x28 Thread Pitch
- 4150 Heat Treated Chrome Moly Steel
- Milspec Phosphated
- Made in the U.S.A.
Optional Additional Price Upgrades:
Tiger Rock Low Profile Aluminum Flip Up Sight Set
Enhanced Charging Handle
Bolt Carrier Group
Each of our Mil-Spec Bolt Carrier Group Assemblies is made in the U.S.A. and feature full-auto capability, a shot peened MPI Bolt, 8620 Gas Carrier and Gas Key fastened with hardened Grade 8 fasteners. The ultra-hard and corrosion-resistant Black Nitride ensures this BCG's continued reliability and precision.
This is our redesigned Nitride BCG with flatter surfaces, giving it a more modern overall profile.
M16 Style (Full Auto)
Heat Treated Steel
Shot Peened MPI Bolt - 9310 material
8620 Gas Carrier
Ultra Hard Black Nitride Finish
New Modern Design
Fits: AR-15 / M16