Ar15 16″ M-lok Build Kit W/files


R15 Rifle build kit includes parts necessary to complete the U-Bolt Vanguard 3D Printable AR15 Lower Receiver by Ivan the Troll.  AR15 16” 5.56 carbine gas upper features MLok 13.5” handguard and includes charging-handle, bolt carrier group, lower parts kit, Magpul stock, and USB drive with printable file.

*As this product is under our 3D printing section, some part(s) must be 3D printed by the end user to complete this build*

Does not ship to NJ, WA, or internationally.

* Does NOT contain U-bolt


Ar15 16″ M-lok Build Kit W/files

Material | 4150 CMV
Caliber | 5.56 NATO
Twist | 1:7
Length | 16″
Gas System |  Carbine
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 flip-up sights NOT INCLUDED

Lightweight Aluminum
13.5 M-lok Rail

Bolt Carrier Group
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. Features Enhanced Polished Trigger (EPT)

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
Low profile gas block
A2 Flash Hider


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