Internal Parts

A flash hider is a muzzle attachment for a firearm used to quickly disperse the burning gases emitted from the barrel so as to limit the amount of flash seen by the shooter

Standard 308 Crush Washer

CORE15 Barrel Nut CNC machined from Stress Proof Steel. Phosphate Finish

*CORE15 BARREL NUTS ARE NOT COMPATIBLE WITH TROY INDUSTRIES' RAILS*

Low Pro Gas Block for your AR-15 .750 Gas Port

STRESSPROOF® is electro-magnetically tested using eddy currents. Other benefits include resistance to fatigue and stress, balanced working and minimum warpage and distortion.

CORE15™ standard cam pin

Carbine Length AR15/M16 Gas Tube (ROLL PIN SOLD SEPARATELY)

CORE Rifle Systems AR15 Bolt Assembly, Complete

Carpenter 158® Steel, Shot Peened

Black Extractor Buffer

Viton O-Ringed Extractor

Batch MP Tested, Unmarked

Rail Height Picatinny Gas Block, .750 Diameter Gas Port

This is the Retro-Fit Piston Driven System Developed by Adams Arms. Includes 1 Carbine Length Piece..

Delta Assembly+C15 Barrel Nut

*CORE15 BARREL NUTS ARE NOT COMPATIBLE WITH TROY INDUSTRIES' RAILS*

Ejection Port Cover, Rod+Ring Retainer, & Spring