M-4 Style Barreled upper.
A R 15 with 4140 chrome-moly steel barrel, also available in chrome lined. The 5.56mm 16" M-4 barrel is mounted on aircraft quality aluminum upper. Barrels are plated evenly with tough parkerized finish. Comes fully assembled (minus bolt/carrier and charging handle) with forward assist, ejection port cover assembly, gas tube assembly and heat shielded M-4 oval shaped hand guards.
M-4 Barreled Upper
Post and Pre-ban M-4 style Uppers

AR 15 barrel made from 4140 chrome-moly steel, 16” M-4 barrel is mounted on aircraftquality aluminum upper. Barrels are plated evenly with tough parkerized finish. Comes fully assembled (minus bolt/carrier and charging handle) with forward assist, ejection port cover assembly, gas tube assembly and heat shielded hand guards.  Now available in 1x9 or 1x7 twist rate.

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M-4 Barreled upper pre ban
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M-4 barreled upper Pre ban
AR 15 M-4 barreled upper pre ban. 

AR 15 M-4 barreled upper.

This M-4 barreled upper comes standard with a 4140 chrome-moly steel barrel.  The 16” M-4 barrel is mounted on aircraft quality aluminum upper. Barrels are plated evenly with tough parkerized finish. Comes fully assembled (minus bolt/carrier and charging handle optional upgrade) with forward assist, ejection port cover assembly, gas tube assembly and heat shielded, oval shaped m-4 hand guards.

M-4 Barreled Upper 4150 Chrome Vandium steel
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M-4 barreled upper
AR-15 Barreled upper with M-4 contour barrel. 

M-4 barrel made from 4150 Chrome Vanadium steel with a 1x7 twist barrel and M-4 feed ramps.

This 16" M-4 style barreled upper starts with 4150 chrome vandium steel barrel and is mounted on aircraft quality aluminum upper.  Barrels are plated evenly with tough parkerized finish. Comes fully assembled (minus bolt/carrier and charging handle, optional upgrade) with forward assist, ejection port cover assembly, gas tube assembly and heat shielded hand guards.