Bushmaster M4-A3 Law Enforcement Upper Receiver Assembly, 14.5" Barrel, 1 in 9 twist, A2 Flash Hider, 5.56X45 / .223.
This is a great addition to your M4 build!
These are used Law Enforcement Uppers, and show little to no signs of use.
Complete with A3 flat top style upper, dust cover, forward assist, charging handle, and complete bolt carrier assembly.
The bolt carrier assembly is the semi-auto type.
Barrel is marked 5.56 NATO 1-9 Melonited and has a YHM flip up front sight / gas block..
Barrel and rifling are in *Very Good* condition.
Handguard is in *Very Good* condition with little to no signs of use.
Upper receiver body is in *Very Good* condition with original finish.
Size of openings at top and bottom of handguard may differ slightly from photos.
Lower assembly and buttstock are Not included.
May show signs of light wear, marring, scratching, etc...
This Upper Assembly includes:
- YHM Flip up front sight post with 2" bottom picatinny rail.
- 14.5" Melonited steel barrel with 1x9 twist.
- M4 A3 style upper with flat top 6" picatinny rail.
- 6" M4 style handguard with vent openings.
- A2 Birdcage style flash hider.
- Semi-auto bolt carrier assembly.
NOTE: Prior to installing this length of barrel into a rifle a NFA Form 1 must be completed and returned approved.
A 14.5 Inch length barrel installed into a shoulder fired firearm is a "Short Barreled Rifle" under the NFA.
Parts must be inspected and tested by qualified and competent gunsmiths or armorers before use in a firearm.
Not all firearm parts are interchangeable; use of surplus parts without proper knowledge could cause a firearm to malfunction and cause property damage, injury or death.