16″ 5.56 M4 Classic Fde Rifle Build Kit

Barrel
Material | 4150 CMV
Caliber | 5.56 NATO
Twist | 1:7
Length | 16″
Gas Block Type | F-marked Front Sight Base
Finish | Nitride
Thread | 1/2-28
Extension | M4

Upper Receiver
7075-T6 Forged Aluminum
Type III Hard Coat Anodizing
Assembled with Forward Assist and Dust Cover
M4 Feed Ramps
Magpul MBUS rear flip-up sight included

Handguard
Magpul MOE FDE Handgaurds

Bolt Carrier Group
Full Auto bolt carrier profile. Bolt is made of Mil-spec shot-peened Carpenter 158 steel. Gas key is secured with grade 8 fasteners and staked per mil-spec. Bolt carrier is parkerized outside, and chrome lined inside.

Lower Parts Kit
Lower build kit with everything you need to assemble your AR-15 lower into a pistol.

Includes
Safety Selector | Detent | Spring
Magazine Catch | Button | Spring
Bolt Catch |  Buffer | Spring
Bolt Catch Buffer
Takedown | Pivot Pins | Springs [2] | Detents [2] Buffer Retainer Pin | Spring
Magpul MOE Grip | Trigger guard

Buffer Tube
7075 mil-spec carbine receiver extension
5-position adjustable
Castle Nut
Latch Plate
Standard Carbine Buffer
Carbine Length Spring

Additional Notes
16″ 4150 CMV
Nitride treated
5.56 NATO Chamber
1 in 7″ twist
Carbine length gas