M4E1 Threaded 16" 5.56 Carbine Length M4 CHM/PH Barrel No Forward Assist Complete Upper W/ 13.5" Slimline Handguard - OD Green Anodized

NOTE: This part features a colored anodized finish. These finishes are held to different aesthetic standards than parts finished in black anodizing or Cerakote. For more information on colored anodizing visit our Knowledge Center.

This Complete Upper includes our Slimline Handguard! Key features include the addition of quick disconnect sling sockets, enhanced milling design for grip and visual appeal and a new profile for the picatinny top rail.

Includes:

• M4E1 Threaded No Forward Assist Upper Receiver
• 13.5" Slimline Handguard
• 16" 5.56x45mm NATO Carbine Length M4 Barrel
• .750" Low Profile Gas Block and Carbine Length Gas Tube
• Product comes assembled
• This complete upper does not include BCG or Charging Handle. These products may be selected as add-ons under the Finish Your Build tab

M4E1 UPPER WITH NO FORWARD ASSIST FEATURES:

• Forged from 7075 T6 aluminum
• Precision machined to M4E1 specs
• M4 feedramps
• Laser engraved T-marks
• Handguard mounting platform is forged into the receiver
• Works with Aero Precision handguards but also fits most BAR-system handguards

SLIMLINE 15 HANDGUARD FEATURES:

• Front and rear picatinny rail
• Eliminated center of top rail for weight reduction
• Indexing grooves in 12:00 position for positive grip control
• Quick disconnect sling socket at the 3, 6 and 9 o'clock positions
• Compatible with low profile gas blocks
• 1.3” Inside diameter
• 1.5” Outside diameter
• Compatible with mil-spec AR15 upper receivers and barrels

16" 5.56 CARBINE LENGTH BAEEEL FEATURES:

• 5.56x45mm NATO
• Chrome/Phosphate Finish
• M4 Profile
• .750" gas block journal
• Carbine Length gas system
• M4 Feed Ramp Extension
• HP and MPI tested
• Standard A2 Flash Hider