Increase your firing distance and accuracy with the Zehua M249 Hop Up. The adjustable grab screw allows you to customize the backspin on gel balls, while the compact size and 3D printed PLA material make it a perfect fit for the ZH M249 saw v3 v4 gel ball blaster. Easy to install alongside the original flash hider.
increases firing distance and improve accuracy by applying backspin on the gel balls as they leave the barrel.
Totally adjustable by turning the grab screw clockwise to increase the angle of the flap.
Perfect fit for zh m249 saw v3 v4 gel ball blaster.
Can be installed with original flash hider.
The screw side need to face upward.