16" 5.56MM AR15 Upper Receiver - MLOK

Phase 5 WSI Complete Upper Receivers are built for performance and reliability with innovative components to function no matter the situation. Every upper receiver is assembled on-site, with the same attention to detail we would give our personal weapon systems. When failure is not an option, you can trust that your Phase 5 Complete Upper Receiver will not let you down.


Upper Receiver: A3 Forged 7075 T6 aluminum

Barrel: ROSCO M4 Profile 16", 1:7 Twist Rate, 4150 CMV, 1/2 x 28 TPI

Caliber: 5.56 NATO

BCG: AR15, Black Phosphate finish, Chrome Lined

Rail: LPSN15-MLOK

Muzzle Device: FATman556

Gas Block: .750 Lo Profile Clamp Style

Gas System: MID Length

Charging Handle: DLCH15


Limited Lifetime Warranty

Prop 65 Warning

Out-of-stock
Item Price: $849.99
UPR-MLOK-556-16
Barrel Length:
16 in
Caliber:
5.56 NATO
Overall Length:
25 in
Assembled Weight:
4.55 lbs
Made in the U.S.A.


UPPER ASSEMBLY COMPONENTS


Phase 5 A3 UPPER



Phase 5 LPSN15-MLOK


Phase 5 BCG-AR15




Phase 5 DLCH15

Dual Latch Charging Handle






Phase 5 FATman HEX BRAKE



Phase 5 Gas Block (Clamp Style Mounting)






ROSCO Barrels Bloodline 16"

5.56NATO M4 Profile - MID Length Gas System