Complete Gear Boxes Front Wire

Sale price$122.50

Product Specifications:

  • Reinforced EFCS Metal gearbox shell
  • Ares High-Quality Spring
  • Reinforced full teeth piston
  • Upgrade blue EFCS circuit board
  • Delayer

EFCS Features:

  • Precise magnetic sensors control piston position
  • Reduce stresses on spring, spring last longer and more stable muzzle velocity
  • Require less battery power to initiate motor
  • Onboard ABS enhances piston positioning
  • Braking power always cut off after completed cycle to save battery
  • The electronic trigger for instant trigger response
  • Quick Spring release function


  • Long spring guide: AM-007 to AM-012. 
  • Shot spring guide: AM-001 to AM-006, AM-013 & AM-014.{: