BCM M4 Upper Receiver Assembly (w/ Laser T-Markings)

$149.00

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(13 customer reviews)

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BCM® M4 Upper Receiver Assembly (w/ Laser T-Markings)
Built to the correct Mil-Specs(Inside Diameter for barrel extension slightly undersized for a tighter fit to the barrel and a more accurate rifle. Please use a heat gun or hair dryer to warm up threaded bore of receiver if barrel extension is too tight.)

•Precision machined to correct Mil-Specs from 7075 T6 Forgings extension, providing the user with superior strength when dropped or when mortaring malfunction clearance drills.
•Fully Assembled with forward assist, and ejection port cover
•Mil-Std 1913 Rail for mounting optics and accessories
•Machined for use with barrels that use an M4 barrel extension
•Laser etched T-markings for addressing the remounting of optics
•Includes Mil-Spec Forward Assist with heat treated tool steel pawl, with press fit and pinned cap
•Hard Coat Anodized per Mil-A-8625F, Type III, Class2
•Dry Film Lube on interior bore per Mil-Specs
•As with all BCM® products, Made in the U.S.A.

Additional information

Weight 9.5945176587468 oz
Dimensions 8 × 4 × 2 in

13 reviews for BCM M4 Upper Receiver Assembly (w/ Laser T-Markings)

  1. olemiss2525 (verified owner)

    Great quality. The finish and fit was perfect and the order was shipped fast which is always a plus.

  2. jdutt24 (verified owner)

    Quite a magnificent receiver to have for another build. Not much heat needed to slip a DD barrel into place. Sooo what’s stopping you from purchasing?

  3. Arturo Gonzalez (verified owner)

    One of the best uppers!

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