AKA brand is now behind some of the best quality products on the market and now bringing you guys the metal Hop Ups.
- Made from alloy for greater strength.
- Will increase the accuracy and distance of your gel blaster.
- Adjustable via a grub screw.
- Fit with 9.5mm size inner barrel.
The 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 to insert this Hop Up onto the barrel roughly 10mm.