Colt 604 M16 Upper Assembly, 20" Barrel, 3-Prong Flash Hider, 1/12 Twist Rate, 1964-1967, 5.56 NATO *Good*

SKU
COLT-19053
Out of stock

Colt 604 Upper Receiver Assembly 1964-1967, 20" Barrel, 3-prong flash hider, triangle hand guards, slickside bolt carrier assembly with chromed gas key, 5.56X45 NATO in *Good* condition.

Sold Individually.
Numbered rear sight dial with raised arrow directional marker on the receiver.
Barrel is marked "M" and "MP", meaning that the barrel was magnetic particle tested at the factory.
Colt proof marks on the front right side of the early slick side receiver.
Black triangle type hand guards may have some light damage.
Includes original slickside bolt carrier assembly with chromed gas key, early forged front sight base without drain hole, and 3-Prong "Improved" flash hider.
Lower assembly, FCG parts and buttstock are NOT included.
Light surface rust at the front sight base and handguard retainer, with possible overspray paint (as pictured).
Some light pitting in the non-chrome lined bore.
Charging handle has a standard black finish (not early type).

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.

Colt 604 Upper Receiver Assembly 1964-1967, 20" Barrel, 3-prong flash hider, triangle hand guards, slickside bolt carrier assembly with chromed gas key, 5.56X45 NATO in *Good* condition.

Sold Individually.

Own a part of history with this early Colt Manufactured upper assembly!
Possible years of production on this assembly are between 1964 and 1967.
Numbered rear sight dial with raised arrow directional marker on the receiver.
Barrel is marked "M" and "MP", meaning that the barrel was magnetic particle tested at the factory.
Colt proof marks on the front right side of the early slick side receiver.
Black triangle type hand guards may have some light damage.
Includes original slickside bolt carrier assembly with chromed gas key, early forged front sight base without drain hole, and 3-Prong "Improved" flash hider.
Lower assembly, FCG parts and buttstock are NOT included.
Light surface rust at the front sight base and handguard retainer, with possible overspray paint (as pictured).
Some light pitting in the non-chrome lined bore.
Charging handle has a standard black finish (not early type).

This Upper Assembly includes:
- Early M16 triangle type handguard assembly with handguard cap and straight barrel nut assembly.
- Early forged type front sight base without the drain hole.
- L shape rear sight with windage adjustment. 
- M16 style carry handle upper, with rectangle external detent plate on ejection port cover.
- 20" barrel with 3-prong "Improved" type flash hider (NOT the Duckbill), and 1/12 twist rate.
- Slick side bolt carrier with chromed gas key.
- Early bend gas tube.

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.

More Information
SKU COLT-19053
Weight 4.160000
Length (Dimension) 28.5
Height (Dimension) 4
Width (Dimension) 2.75
Country of Manufacture United States
Finish Original Finish
Manufacturer Colt
Condition Good
Color Gray
Condition Good
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