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GM-M50 5.56 cal, 10.3" long, Chrome / Phosphate

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Product Description

The GM-M50 is a 10.3.” long 5.56 NATO caliber AR15 barrel with a button rifled, stress relieved .2195” bore and .224” groove diameter and 1:7” twist.

Features include a Carbine Length, .750” diameter gas system, a Chrome bore and Phosphate finish on 41V50 steel, assembled extension with M4 feed ramps and ½-28 muzzle threads. 1.2 lbs.

Under "See 2 more pictures" there is a detailed drawing of this barrel.


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