- Forged 7075 T6 Aluminum Upper
- Hard Coat Anodizing
- T-Markings on Receiver
- 18inch Criterion Barrel
- 1/8 Twist, Chrome Lined, Chrome Moly Steel
- Chambered in .223 Wylde
- Threaded 1/2x28
- .750 Gas Block Diameter
- M4 feedramps
- Rifle-Length Direct Impingement Gas System
- MI-CRM15" Combat Series M-LOK Handguard
- MI A2 Flash Hider
Weight 3lb 12.4oz.
Overall Length 26.5"
Magpul® and M-LOK™ are trademarks of Magpul Industries Corp
Complete Upper Receiver groups do not come standard with charging handles and bolt carrier groups.