Our 16” barrel is cold hammer forged, nitride treated, and is chambered in .223 Wylde with a 1/8” twist for maximum durability and accuracy.It is the customer’s responsibility to be aware of all applicable laws and regulations regarding the purchase and ownership of uppers with a barrel length of less than 16″. Federal NFA regulations are applicable to this item.
Features
- 1
Chambering
.223 Wylde
- 2
Profile
Government Profile
- 3
Material & Finish
Cold Hammer Forge 4150 w/Black Nitride
- 4
Twist
1:8
- 5
Type
Mid-Length Gas
- 6
Muzzle Device (not included)
Optimal length muzzle device for compatibility with the 17.76 LVOA® Rail is 2.31″ with shims or 2.2″ with a crush washer.



![ZRODelta Ready Series™ Ambidextrous Lower Receiver [BLEM] 3 A7 result 1](https://zrodeltausa.com/wp-content/uploads/2024/12/A7_result-1-100x100.jpg)
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