Spikes STU5025R9S Complete Upper 5.56x45mm NATO 16″ Black Phosphate Barrel 7075-T6 Aluminum Black Receiver 9″ BAR2 Free-Float Handguard for M4 Carbine

The Spike’s Tactical ST-15 LE upper line-up is designed as a fully Mil-spec compliant upper series for law enforcement. This same level of quality and performance is now available to everyone all at a price range that is affordable to shooters of any budget. Each component is manufactured to Mil-spec standards. This model features Spike’s Tactical 16″ with 1:7 Twist Mil-spec Barrel M4 Barrel Profile Carbine Length Gas System ST Micro Gas Block .750″ Diameter Gas Seat Spike’s Tactical Mil-Spec M16 Bolt Carrier Group ST BAR rail system and A2 Flash Hider.

Brand	Spikes Tactical
Category	Uppers
Model	Complete Upper
Caliber	5.56x45mm NATO
Barrel Length Range	16″ to 16.99″
Firearm Fit	M4 Carbine
Gun Platform	AR-Style
Sights	Optic Ready
Barrel Finish	Black Phosphate
Muzzle	A2 Flash Hider
Twist	1:7″
Type	Complete
Handguards	9″ BAR2 Free-Float
Receiver Material	7075-T6 Aluminum
Thread Pattern	1 / 2″-28 tpi
Barrel Description	Chrome Moly
Barrel Length	16″
Receiver Finish	Black
Weight	4.30 lbs
Handguard Finish	Black

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