TTI Airsoft Hot Wheel Series Zero Friction Blow Back Unit For Marui TM Hi-Capa GBBP Series (Black)

Features:
- CNC Aluminum Constructed Unit 
- Ultra Lightweight Construction of 15g Weight
- Hot Wheel Series Zero Friction Design For Extra Smoothness 
- Adjustable Air-Cut System 
- Enhances Gas Efficiency & Overall Performance
- 3-Color Options 
- Compatible With Tokyo Marui TM Hi-Capa GBBP Series