Colt M4 R0935DHS Contract Upper, 11.5" 1/7 CL HBAR, Oval Hand Guards, 5.56X45 NATO *Excellent / Blemished / IN BOX*

Colt M4 R0935DHS contract upper Assembly, 11.5" heavy barrel (HBAR) 1 in 7 twist, Chrome Lined, standard oval hand guards, 5.56X45 NATO, *Excellent / Blemished / NEW in Box* B-Model

Sold Individually.

Get one of these high quality upper assemblies for your build!
Colt manufactured flat top upper receiver with heavy barrel.
NOT a Commando or SOCOM barrel, part of a special order for DHS.
Includes standard oval handguards.
Receiver marked with Square forge marking.
Chrome lined Heavy profile barrel is marked 13629 MP 5.56 NATO 1/7.
1 in 7" Twist Rifling is capable of stabilizing light to medium weight projectiles of up to about 77 grain.
B-Model factory blemished and light wear to the upper receiver and exterior of barrel.
This upper has passed all safety and testing conditions from the factory.
Packed in factory box (pictured)

This Upper Assembly includes:
- Colt manufactured M4 type flat top upper, case deflector and forward assist assembly.
- A2 style birdcage flash hider, 1/2x28 muzzle threading.
- Colt manufactured heavy profile barrel, 5.56 NATO with M4 feed ramps and 1 in 7 twist rate.

NOTE: Prior to installing this length of barrel into a rifle a NFA Form 1 must be completed and returned approved.
A 11.5 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 new parts without proper knowledge could cause a firearm to malfunction and cause property damage, injury or death.

Colt Part #: R0935DHS / SP401790 B-Model