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M4E1 Threaded Complete Upper, 14.5" 5.56 Mid-Length Barrel w/ Pinned Gamma 556 SL, 12" M-LOK R-ONE HG - Anodized Black

This complete upper includes our R-ONE Handguard. The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have.

Includes:

M4E1 Threaded Assembled Upper Receiver

R-ONE Handguard

14.5" 5.56 Mid-Length CMV Barrel w/ Pinned Gamma 556

Low Profile Gas Block and Mid 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