Action Army VSR Hop Up Unit for either upgrade or replacement they really don't get much better than this, solid design with incredible result. and thanks to grub screw adjustment you can dial it in just right!
B01-013
Action Army VSR Hop Up Unit for either upgrade or replacement they really don't get much better than this, solid design with incredible result. and thanks to grub screw adjustment you can dial it in just right!
B01-013
