Colt SOCOM Upper Assembly, Matech BUIS, Knights Rail, 16.1 (Pinned & Welded) 1/7 CL BBL, 5.56X45 NATO *NEW in Box*

Colt LE6920 SOCOM M4A1 Carbine Upper Assembly, 16.1" long (with pinned and welded flash hider), heavy profile, chrome lined 1 in 7 twist barrel, MATECH backup sight, Knight's Armament quad rail, side sling swivel, charging handle, bolt & carrier assembly, 5.56X45 NATO *NEW in box*

Sold Individually.

Colt M4A1 SOCOM Carbine, the classic US Military configuration upper!
The barrel is a true SOCOM 14.5 heavy barrel with the iconic M203 flats under the Knights Armament Rail System. 
Extended flash hider has been pinned and welded to achieve a non-NFA length of 16.1". 
Includes the side sling swivel at the gas block.
Factory Colt bolt & carrier Assembly with charging handle.
Knights Armament M4 RAS quad rail handguard with (3) rail covers.
MATECH BUIS rear sight with adjustable windage, elevation, and quick adjust out to 600 yards.
Receiver marked with Square forge marking' side sling swivel.
Chrome lined Barrel is marked 13629 MP 5.56 NATO 1/7.
Packed in factory box (pictured) with 2 piece adapter hinge pin (for small hole lowers)

This Upper Assembly includes:
- Colt manufactured M4 type flat top upper, case deflector and forward assist assembly.
- A2 style extended birdcage flash hider, pinned and welded in place.
- 16.1" length including extended A2 type birdcage flash hider pinned and welded in place.
- Colt manufactured M4A1 style heavy barrel with M203 flats, chrome lined with M4 feed ramps and 1/7 twist rate.
- Side sling swivel, Knights Armament M4 RAS picatinny quad rail with handguard covers.
- Matech BUIS rear sights with quick adjust elevation ranging between 200-600 yards.

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 new parts without proper knowledge could cause a firearm to malfunction and cause property damage, injury or death.

Colt Part #: SP402396