MMP-556-U

Our MMP-556-U uppers come ready to install on the pistol or SBR lower of your choice. These uppers ship complete with our M16 cut nitride bolt carrier group, and GI charging handle. The MMP-556-U utilizes a 10.5” carbine-length Ballistic Advantage 1:7 twist nitride barrel, and features our 9” Custombilt MLOK rail. These uppers are ready to shoot!

ALL NFA RULES APPLY

Original price was: $802.50.Current price is: $752.50.

Sale!

Forged Upper:

• 7075-T6 Forged Aluminum

• T-Marked Flat-Top with Picatinny Rails

• Hard-Coat Anodized Mil 8625 Type 3 Class 2 – Matte Black

• Mil-Spec Charging Handle

Handguard:

• Custombilt 9” MLOK handguard,Hard-Coat Anodized Mil 8625 Type 3 Class 2 – Matte Black

Barrel (1:7 twist)

• 10.5””

• 4150 Chrome Moly Vanadium

• Nitride/QPQ Finish

• Thread: 1/2 x 28

• A2 Flash Hider

• Front Sight Block

•Carbine- Length Gas System

Custombilt M16 Cut Bolt Carrier Group:

• Properly staked

• Nitride Coated

• Laser Engraved Custombilt Logo

• HPT – High Pressure Tested

• MPI – Magnetic Particle Inspected

• 9130 Bolt

• 8620 Bolt Carrier