MMC Arms "Z450" AR-15
Featuring Aero Precision Upper Receiver
18" .450 Bushmaster 4150 CMV 1-24T Heavy Barrel
Premium 15" M-Lok Handguard
(Assembled or Unassembled)
The .450 Bushmaster Is The One To Choose Over The Big 3 Big Bore AR Calibers .450 Bushmaster, 485 SOCOM Or Beowulf.
.450 Bushmaster Bullets Have Better Ballistics Than .458 Socom Bushmaster Ammo Is Cheaper Much Easier To Load Too. The Beowulf You Need To Take Out A Mortgage To Pay For Ammo So You Choose What Caliber Is Better?
This Kit Features Aero Precision XL Engraved Upper Receiver W/ An Enlarged Ejection Port To Reliably Cycle The Larger Shell Casings. Upper Receiver Does Have "XL" Laser Engraved On Top Rail. Forged From 7075-T6 Aluminum, This Stripped Upper Is Precision Machined To Mil-Spec M16/M4 Specifications And Features M4 Feedramps. Match This Upper With One Of Our AR-15 Lower Receivers For A Solid And Dependable Fit.
This Build Includes A XX-Treme 4150 CMV Manganese Phosphate HBAR Barrel Chambered In .450 Bushmaster With A 1:24 Twist. Accurate And Powerful.
This Upper Features A Premium 15" Lakota Ops ACE Series M-Lok Handguard. This Handguard Is Made From The Highest Grade 6061-T6 Aluminum And Is Reinforced With Class 2 Type III Black Hard Anodizing. With M-Lok Cutouts On The Sides, This USA Made Handguard Will Allow You To Mount A Variety Of Accessories.
Including A 5/8x32 KAK Industry Compensator, This Muzzle Device Is Similar In Function And Size To An A2 Flash Hider. The Gas Ports Help Channel Gases And Therefore Reducing Muzzle Rise Enabling The Shooter To Get Back On Target Faster For Follow Up Shots. Made From 4140 CMV Steel In The USA With Manganese Phosphate Finish Made This A Robust And High-Quality Muzzle Device.
Barrel MFG: XX-Treme Barrel Company
Barrel: 18" .450 Bushmaster 4150 CMV Manganese Phosphate Heavy Barrel
Twist Rate: 1-24T
Thread Pitch: 5/8x32
Gas System Length: Mid-Length
Upper: Aero XL AR-15 Upper Receiver W/ Enlarged Ejection Port
Handguard: Lakota Ops Premium ACE Series 15" M-Lok Handguard
Gas Block: .750 Low Profile Steel Gas Block
Gas Tube: Tactical Superiority Stainless Steel Mid-Length Gas Tube
Muzzle Brake: KAK Industry Compensator 4140 CMV Manganese Phosphate Finish
Forward Assist: DPMS AR-15 Forward Assist Assembly
Ejection Port Door: DPMS AR-15 Ejection Port Door, Rod And Spring
Upper Weight: 3lb 14oz
Please note: If the listing says "In-Stock" it means we have all of the items in stock. Our assembled upper receivers are made to order, please check this LINK to view our most up to date shipping status.