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.
- Semi-Auto Direct Impingement
- .223/5.56mm NATO
- 1/7 Button Rifled
- A2 Flash Hider
- 16″, 4150 Steel, Government Profile, Manganese Phosphate
- Thermoplastic with Double Heat Shields
- Forged and Mil-Spec 7075 T6 Aluminum with Type 3 Hard Coat Anodizing
- Bolt Carrier: None
- Gas System: Carbine Length with A2 Front Post
- Charging Handle: None