Spikes STU5025R9S Complete Upper 5.56x45mm NATO 16 in Black Barrel, 7075-T6 Aluminum Black Receiver, 9 in 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.

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Twist:	1:7"
Gun Platform:	AR-Style
Type:	Complete
Weight:	4.30 lbs
Firearm Fit:	M4 Carbine
Receiver Finish:	Black
Barrel Description:	Chrome Moly
Handguards:	9" BAR2
Handguard Finish:	Black
Barrel Finish:	Black Phosphate
Muzzle:	A2 Flash Hider
Barrel Length Range:	16" to 16.99"
Sights:	Optic Ready
Receiver Material:	7075-T6 Aluminum
Barrel Length:	16"
Model:	Complete Upper
Thread Pattern:	1/2"x28
Caliber:	5.56x45mm NATO