A main spring dedicated to electric models.
Fits many popular electric gearboxes. Does not fit the Long version of the gearbox.
The installation of this spring gives muzzle velocity in the range of 350-370fps using 0.2g BBs - depending on the compression in the individual model.
Outer diameter - 14.5mm
Inner diameter - 12mm
Length - 165mm
09 68 99 8989 (mon-fri 10-18)
info@sissos.com