5KU CNC Aluminum 3.9 Middle Frame Type-3 for Marui Hi-Capa Airsoft ( GB-563 )

• CNC Aluminum construction
• Anodized matt finish
• No marking
• Length 160mm approx.
• 20mm bottom Rail
• Improved hammer housing version, includes stainless steel sear, valve knocker and pin set
• Suitable for Marui Hi-capa gas blow back pistol

**Airsoft Replica for Toy and Airsoft Use Only