Guntec USA AR-15 Heavy Duty Wide Castle Nut For Car/M4 Buffer Tube Black

Guntec USA AR-15 Heavy Duty Wide Castle Nut For Car/M4 Buffer Tube Black. Gen 2 Extra Wide For Stronger More Durable Hold Steel Fits Mil-spec/Commercial Buffer Tubes Specifications for Guntec USA AR-15 Heavy Duty Wide Castle Nut For Car/M4 Buffer Tube: Manufacturer: Guntec USA Gun Model: AR-15 Condition: New Color: Black Package Contents: Guntec USA AR-15 Heavy Duty Wide Castle Nut For Car/M4 Buffer Tube GUNTEC USA CASTLE-HD: AR15 Heavy Duty Wide Castle Nut For Car/M4 Buffer Tube Black