The Spikes Spike STU5435-R2S Upper Mid 5.56 16" is an upper receiver for AR-15.
The Spike's Tactical ST-15 Enhanced 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 16" with 1:7 Twist cold hammer forged Mil-spec Barrel, ST Optimum Profile, Mid Length Gas System, ST Micro Gas Block, .750" Diameter Gas Seat, Spike's Tactical Mil-Spec M16 Bolt Carrier Group, ST BAR2 12" Rail, and A2 flash hider.
Specifications
- Brand: Spikes
- Fits: AR-15
- Barrel Length: 16 in
- Manufacturer Part #: STU5435R2S
- UPC: 815648023331