AKA Metal Adjustable Hopup – Long external mod and the blaster is shooting

and the blaster is shooting between 240-250 FPS

Inner barrel ID: 7

Material: Full Metal

Material: Aluminum

Upgrade your game with AKA M870 Shells

AKA Metal Adjustable Hopup – Long external mod and the blaster is shootingAKA 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. 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