The Stag 15 M4 Upper offers the high quality, durable, military proven M4 design you've been looking for. Made to mil-spec standards, this upper satisfies the need for a standard GI carbine. Featuring a 5.56x45mm NATO chamber 16" 1/7 chrome lined barrel with a thermoplastic handguard and A2 birdcage flash hider.
* To prevent any confusion, the purchase of any Stag Arms Complete Upper does NOT include charging handle or BCG.
Stag 15 M4 16" Upper with Chrome Phosphate Barrel in 5.56MM
416R Stainless Steel - Polished
Threaded - 1/2x28 RH