ZH M249 Hop Up Poor motor contact or tripped

Poor motor contact or tripped circuit

quality and robust product。

Size: 24*23*8

【SAFE MATERIAL】These water beads are made of polymer material

ZH M249 Hop Up Poor motor contact or trippedIncrease 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. Features: increases firing distance and improve accuracy by applying backspin on the gel balls as they leave the barrel. Totally