Hound Caliber replacement kit.
- LOBO AirGuns barrel, Match quality. Longitud: 422mm
- Introductory needle.
- Washers for the silencer.
- Automatic magazine.
All of those items will be sent as caliber demanded ( 4,5 , 5,5 or 6,35 )
You can buy a longer barrel, 600mm length, to maximize the efficiency. (Hound silencer is not able for this option)