Rizer R1 V2 Metal Hop Up
Rizer R1 V2 Metal Alloy Adjustable Hop Up
Will increase the accuracy and distance of your gel blaster.
Fit with all 9.5mm size inner barrel.
To reach the best performance,you need insert this hopup into the barrel 10mm roughly.
Outer size of the hop up is 16mm so make sure the inner diameter of your outer barrel is larger than that.
Upper and lower adjustment design
Adjustable via the grub screws.
Brand: rizer (hop up master)
Material: metal aluminum alloy for greater strength.
Outer diameter: 16mm
Inner diameter: 9.5mm
Color: red; blue; gray
Package: 1x rizer v2 hopup with grub screws and a hex key