4.75″ Premium Complete AR-15 Kit (Buyer’s Choice in Caliber)
Product Specs:
- Gen2x Billet Upper Receiver
- Buyers Choice of 4.75″ 5.56/300 Blackout
- 5.5″ KMT MLOK Rail
- Knurled Fatboy Comp
- .750 Gas Block
- Micro Gas Tube
- Full-Auto Rated Nickel Boron Bolt Carrier Group (BCG)
- Standard Charging Handle
- Complete Lower Parts Kit w/ A2 Grip
- Pistol Buffer Tube Assembly – OR 3.5″ Micro Pistol Buffer Tube Assembly
- **Does not include a lower receiver**
- This Upper Comes Assembled!
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