ZH M249 Hop Up Expertly measure the speed of

Expertly measure the speed of your Airsoft Gel Ball Blaster with AceTech AC6000 Chronograph

I recommend our 1kg 7-8mm Milky White Hardened Gel Balls

5cm or Half Length Nerf Darts

Compatible with most 14mm flash hiders and suppressors

perfect for gel blaster enthusiasts and experts

ZH M249 Hop Up Expertly measure the speed ofIncrease 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