Description
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Overall Length: 17 inBarrel Length: 7.5 inFinish: Class III Type 2 Hard Coat AnodizedHandguard Length: 7 inLast Chance: Yes
Code:4M6-URC-BVE9-556N75CUA
MPN:556N75CUA
UPC:850030294821
The Jacob Grey Upper Receiver is chambered in 5.56 NATO and built around a 1/7 twist barrel. 7-sided M-LOK Handguard and 7075 Aluminum Upper Receiver. These uppers have a pistol-length gas system that is combined with a low-profile gas block, which provides reliability under any condition. The handguard provides a tactical picatinny rail along the top which allows room for front and rear sights and reduces weight due to less material than standard full length picatinny rails. This upper receiver also includes the JG 7075 billet machined aluminum dust cover which gives this Upper Receiver a sleek perfectly matched look that would be a worthy addition to any quality build. The Jacob Grey Billet Aluminum Upper Receiver features a No forward assist function due to the exacting tolerances and reliability of its functioning.image
To prevent any confusion, the purchase of all Jacob Grey Complete Uppers includes the Jacob Grey ambidextrous charging handle & F/A rated BCG.
NOTE: Complete uppers with barrels under 16 in length are only for use on AR-15 pistol lowers, legal Short-Barreled Rifles (SBR), or must have a muzzle device permanently attached to bring the length to at least 16.
DISCLAIMER: Firearm specifications are subject to change at any time based on availability and supply chain shortage.
Specifications for Jacob Grey Firearms 5.56 NATO Complete Upper Assembly:
Manufacturer: Jacob Grey Firearms
Caliber: 5.56x45mm NATO
Barrel Profile: Government
Gas System Length: Carbine Length
Barrel Twist Rate: 1-7
Threads per Inch: 1/2x28
Handguard Type: Free-Float
Muzzle Device: Flash Hider
Color: Black
Fabric/Material: 7075 T6 Aluminum, Chrome Moly Vanadium
Gas Block Journal Size-Diameter: .750 in
Handguard Style: Round Rail
Gun Rail: M-LOK
Gun Type: Rifle
Gun Make: AR Platform
Gun Model: AR-15
Barrel Material: Chrome Moly
Gas Block Journal Size-Length: 1.9 in
Bolt Carrier Group Included: MIL-SPEC
Magazine Included: No
Charging Handle Included: MIL-SPEC
Mount Type: M-LOK
