Description
This Dirty Bird Industries Complete Upper features a Dirty Bird Midlength Sub-MOA 416R Medium Profile barrel chambered in .223 Wylde with a 1:8 twist. Built on a top-tier Forged Upper Receiver, no corners are cut when manufacturing these complete uppers. All barrels are dimpled and cold blued, use a black nitride 4140 steel gas block and a stainless steel gas tube. The gas block set screws feature knurled cone tops and are installed using blue locktite ensuring that no amount of firing will cause the set screws to come loose but they will still able to be removed for servicing if needed.
Made in the USA – Backed by Dirty Bird Industries’ Limited Lifetime Warranty
Barrel
- Chambered in .223 Wylde
- 13.7″ Medium Profile w/ 1:8 Twist
- Mid-length Gas System
- Stainless Finish
- Magnetic Particle Inspected
- 416R Stainless Steel
- Sub-MOA Guarantee
Upper Receiver
- Precision Machined from Top Tier 7075-T6 Aluminum Forgings (forge marks may vary)
- Not all forged uppers are created equal and we only use the best for our uppers meaning they will be free from excessive pitting, machined to spec and finished with quality (not purple or chalky) hard coat anodizing
- M4 Feedramps
- Forge Markings may vary
- May or may not have T-Marks
Handguard
- Patented ASAL (Anti-Slip, Anti-Lift) mounting system
- Included M-LOK QD Mount
- Continuous picatinny top rail (V3).
Assembly Service Orders – Cancellation Fee
For any order that includes assembly services, a 25% restocking fee will apply if a cancellation request is submitted after the order has been placed and is subsequently approved. This fee accounts for time, labor, and resources allocated to the assembly process.
