ZH M249 Hop Up Compatible with most 14mm flash

Compatible with most 14mm flash hiders and suppressors

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

Package includes: 1x hlf ump silencer hop up

Whether you're engaging in intense Nerf battles or honing your target practice skills

ZH M249 Hop Up Compatible with most 14mm flashIncrease 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