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DSG Complete 9" 300BLK Duty Grade Upper w/ 8" BCM M-LOK Rail BCM MOD 3B Handle

Availability: In stock
SKU: KT-DSG-4303-0042-MOD3B
$574.95

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Product description

Kit Includes:

1 DSG Complete 9" 300BLK Duty Grade Upper w/ 8" BCM M-LOK Rail w/ Complete BCG

1 BCM Gunfighter 556 Charging Handle - Mod 3B Long Latch


Complete Upper Features

Duty grade upper receiver with M4 feed ramps. CNC Machined of 7075-T6 Aluminum, Type III Hard Coat Anodized. BCG is M16 Profile, MPI Magnetic Particle Inspected tested, 9310 steel bolt with extra power extractor spring with black insert, properly staked gas key, black nitride coated.


Barrel Features

  • 4150 Chrome Moly Vanadium steel
  • QPQ coated barrel and barrel extension
  • 300 Blackout Chamber
  • Nickel Boron coated barrel extension
  • M4 feed ramps
  • Heavy profile
  • 17 twist rate
  • 5/8x24 muzzle threads
  • Pistol-length Gas System
  • HP & MPI tested
  • .750” gas block seat
  • Weight 29 oz
  • Flat Muzzle Crown
  • Button Rifled


BCM M-LOK Rail

The MCMR Series of handguards gives the shooter modularity in the M-LOK® platform.

  • MCMR features M-LOK® Compatible mounting system.
  • Free Float Handguard eliminates loads from barrel, reducing the deflection for more accurate shooting.
  • Precision Machined Aerospace 6061-T6 Aluminum Alloy, for high strength and lightweight.
  • Proprietary engineered profile offers additional cross sectional strength.
  • Steel Barrel Nut same KMR, MCMR, and QRF series, to resist movement under heat.
  • Hard Coat Anodized per Mil-A-8625F, Type III, Class 2
  • Handguard alone weighs 6.6 oz
  • Handguard mounting hardware 2.3 oz
  • 1.3” Inside Diameter
  • 1.5" Wide

One nylon picatinny rail section and one QD sling attachment is also included.


Note: Nylon/Polymer Picatinny rail sections are for NON-load bearing accessories only grips, hand stops, light mounts. For load bearing accessories bipod mounts, sling mounts, vertical grips, barricade supports, we recommend aluminum Picatinny rail sections. Do NOT exceed 20 in/lbs. when securing fasteners on Polymer accessories. Aluminum Picatinny rail sections may be torqued to 30 in/lbs.

Additional information
Manufacturer: DSG Arms