- Compatible with Tokyo Marui Hi-Capa 4.3 /5.1 / Gold Match /1911 GBB series
- TDC HOP-UP pressure adjustment.
- 7075 aluminum alloy CNC process one piece HOP-UP chamber.
- HOP-UP bucking warp-around design, makes a better seal.
- C Clip with screw design make inner barrel more fixed and center.
- HOP-UP adjustment by hand or key.
- Damping prevents reverse design, and tightening the screw can fix the wheel.
- Inner barrel (HOP-UP chamber) horizontal adjustment screw design.
- Fixed screw design can be fixed whole chamber with the frame.