Radical Firearms RF-15 5.56mm
- Manufacturer: Radical Firearms
- Model: RF-15
- Caliber: 5.56mm with M4 Feed Ramps
- Barrel: 16" M4 5.56 Melonite Barrel 4150V Chromoly
- Upper Receiver: Forged; Forged with Forward Assist; Shell Deflector
- Lower Receiver: Forged Radical Firearms
- Gas System: Stainless Carbine-Length
- Gas Block: RF Low Profile Micro Gas Block
- Twist Rate: 1:7"
- Thread Pitck: 1/2x28
- Stock: M4 Collapsible Stock
- Grip: Over Molded Grip