ON SALE NOW!



BCM® M4 Flat Top Upper Receiver with cosmetic blemishes. Most have scratches or scuffs.

The upper comes unassembled, but complete with BCM forward assist assembly and ejection port cover door assembly.

You must assemble it. (Assembly required) (all parts, but you will have to assemble together)

THESE ARE USED/DEMO UPPER RECEIVER ASSEMBLIES. All will have several nicks, scratches, and marks on exterior finish. NO HANDPICKING.

This receiver has the M4 feedramps machined in. This is to be used with barrels that include the M4 barrel extension.

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.)





Features

Precision machined to correct Mil-Specs from 7075 T6 Forgings

NOT 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

Made in the U.S.A. (of course)





This product will not include the BCM® logo laser etched on the receiver. It is marked BCM4 over the gas tube hole.