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M4E1 ENHANCED 20" 6.5 GRENDEL COMPLETE UPPER RECEIVER
Upgrade the performance of your AR15 build with this 6.5 Grendel Complete Upper Receiver. Designed to be a low recoil/high accuracy cartridge, the 6.5 Grendel is ideal for those looking to stretch the legs of their AR15 rifle, with proven results at 1000+ yards.
The 6.5 Grendel is designed on the AR15 platform. You will need to purchase a 6.5 Grendel specific bolt carrier group (available now) and magazine (not currently offered - coming soon). All other components are standard to the AR15 platform. This upper assembly DOES NOT include a BCG or Charging Handle.

M4E1 ENHANCED 20" 6.5 GRENDEL COMPLETE UPPER RECEIVER

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  • INCLUDES:

    • M4E1 Enhanced Assembled Upper Receiver
    • Enhanced Handguard of choice
    • 6.5 Grendel 20" Stainless Steel, Rifle Length Barrel
    • .750 Low Profile Gas Block and Rifle Length Gas Tube
    • A2-style Flash Hider
    • Product comes assembled

    M4E1 ENHANCED UPPER FEATURES:

    • Forged from 7075 T6 aluminum
    • Precision machined to M4E1 specs
    • M4 feedramps
    • Matte black hard coat anodized Mil 8625 Type 3 Class 2
    • Laser engraved T-marks (Anodized only)
    • Comes assembled, with port door and forward assist installed
    • Accepts standard AR15/M16 components
    • Handguard mounting platform is forged into the receiver
    • Works with Aero Precision handguards but also fits most BAR-system handguards
    • Barrel nut and wrench are included

    ENHANCED HANDGUARD FEATURES:

    • 1pc free float design
    • Rail is Machined from 6061-T6 Aluminum
    • Built in Anti-Rotation tabs
    • Scalloped rails
    • Continuous top rail
    • 1.78" inside diameter fits most muzzle devices and 1.5" suppressors
    • Compatible with low profile gas blocks
    • Gen 2 Feature - Quick disconnect sling socket at the 3, 6 and 9 o'clock positions
    • Gen 2 Feature - Additional milling along flats to aid with gripping and add visual appeal
    • Gen 2 Feature - New profile for the continuous picatinny top rail

    6.5 GRENDEL 20" STAINLESS STEEL, RIFLE LENGTH BARREL FEATURES:

    • 6.5 Grendel 20" Rifle Length Barrel
    • 416R Stainless Steel finish
    • 1/8 twist
    • 5/8x24 Threaded Pitch
    • DMR Profile
    • .750 gas block journal
    • Rifle length gas system
    • M4 Feed Ramp Extension
    • HP and MPI tested
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