Colt Model 720 XM4 Carbine Upper Assembly, 14.5" Barrel, F/A 1/7, 5.56X45 NATO, *Good*

Colt Model 720 XM4 carbine Upper Receiver Assembly, 14.5" M4 Barrel, 1 in 7 twist, 5.56x45 NATO, with full-auto bolt & carrier,  in *Good* condition.

Sold Individually.

These are great receiver assemblies for your RETRO build!
These are mil-spec upper receiver assemblies showing wear to the finish from L-E use.
M4 profile Barrel is marked C MP (Colt, Magnetic Particle) 5.56 NATO 1/7 with small variations in markings.
Chrome bore is in *Good* condition.
Factory handguards are in *Good* condition, with some grime and scratches.
Colt manufactured upper receiver with A2 type sights and "Burton bump" case deflector.
Inventory control number may be engraved on left side.

This Upper Assembly includes:
- Carbine handguard assembly.
- A2 Front sight assembly with closed loop sling swivel.
- A2 type upper, with adjustable rear sight, case deflector and forward assist assembly.
- 14.5" barrel with A2 type birdcage flash hider, and chrome lined bore.

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 a qualified and competent gunsmith or armorer 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.