16 inch stainless steel 416R match grade 5.56/.223 chambered
Shoots both 5.56 and .223 ammunition
*M4 feed ramps
*M4 profile
* approx weight 2 lbs
*carbine gas length
* .750 gas shoulder
* 1/2x28 thread pattern
Barrel uses a match grade ER SHAW blank to begin life , 416R . Consistently shoots sub MOA with standard ammunition