RIZER R1 V2 HOP UP

RIZER R1 V2 HOP UP

Made on alloy for greater strength.
Will increase accuracy and distance of your gel blaster.
Adjustable via grub screw.
Fit with 9.5mm size inner barrel .
Outer size of the hop-up is 16mm so make sure the inner diameter of your outer barrel is larger than that .
To reach the best performance you need insert this hop-up into the barrel 10mm roughly .

Comes with extra set of tongues (top smooth bottom smooth, top ridged bottom channel)