10.5" 5.56 M4 CGR

Your Price: $1,400.00
In Stock
Part Number:105-556-M4-CGR

Choose Options

Olive Drab Green
Flat Dark Earth
Burnt Bronze
At MA Defense we believe there is no substitute for quality. Starting with our 10.5" combat grade barrel and our quality BCG for the heart of a long-lasting system. Combine this with our properly ported gas system and Sprinco buffer springs. This rifle is meant to be beaten up and will not let you down.

Lower Receiver:

  • Lower Receiver: Forged lower receiver
  • Elite Series Cerakote (Black, ODG, FDE, Tungsten or Brunt Bronze)
  • Buffer System: Mil-Spec Buffer System
  • Receiver Extension: 6 Position Mil-Spec
  • Buffer: H1 Buffer
  • Buffer Spring: Sprinco White Spring
  • Receiver end plate: QD Mil-Spec with properly staked Castle Nut
  • FCG: Nickel Teflon Modern Combat Trigger.
  • Safety Selector: Radian Talon Ambi
  • Grip: B5 P-Grip 23
  • Stock: SB Tactical SBA4

Upper Receiver:

  • Forged Upper Receiver
  • Machined for use with barrels that use an M4 barrel extension
  • Elite Series Cerakote (Black, ODG, FDE, Tungsten or Brunt Bronze)
  • MA C158 Nitride BCG
  • Charging Handle: Radian Raptor LT
  • Handguard: MA 10" Slimline
  • Muzzle Device: DA Keymo 3 Prong Flash Hider
  • Barrel: MA 10.5" 4150 CrMoV Steel 1:7 Twist w/ Polished Feed Ramps
  • Caliber: 5.56 NATO
  • Gas System: Carbine-Length with properly sized gas port
  • Gas Block: .750 Pinned Nitride gas block
  • Barrel Finish: Nitride corrosion resistant finish
  • Magnetic Particle Inspected (MPI)

Headspace Checked and Verified to MA BCG.

Includes One Magazine, Carry bag, Sticker, Patch & Lifetime Guarantee.

This item is regulated.

Items that are regulated by the ATF have restrictions and requirements:

  • Your entire order will ship only to a Federal Firearm License holder.
  • Current processing time can be 5-7 business days.
  • A copy of your order/invoice as well as the current FFL license for your local dealer must be emailed to [email protected]


This is a serialized item considered to be a firearm by BATFE.  This item must be shipped to a Federal Firearm License (FFL) holder.  All BATFE, GCA & NFA rules apply!  This item must be shipped to a Federal Firearm License (FFL) holder.  During checkout you will need to provide us an FFL to ship to in your area. YOU will be responsible for checking with your local FFL to ensure this weapon is legal in the state that you reside and that they will accept this weapon on your behalf and transfer it to you.  Modern Armory, LLC will NOT be responsible for any shipping or admin charges incurred by packages not being accepted by the FFL you choose during checkout.

ITAR: International Traffic in Arms Regulations Controlled Product
5 Stars
I'm in love
This thing shoots straight and follow up shots easily on target. I can't say enough good things about this rifle. If you're on the fence about buying one don't wait.
Did you find this helpful?  1 of 1 Found Helpful
Reviewed by:  from Texas. on 12/23/2021

Related Items


Recently Viewed Items