STSS Inner Barrel Precision Hop-Up

Looking for an affordable inner barrel hop up system? Then look no further. The STSS 3D printed hop-up is an affordable and precision made hop-up to give you a solid accuracy.

What Is and How Does a Hop Up Work?

Features:

1. Used for Low-Mid Power Blasters – Adjustable topspin
2. Simple but effective
3. It comes with the mounting grub screw and adjustment grub screw as well as the required hex key.
4. Increase distance and accuracy A LOT!
5. Forces the balls to backspin. Also can control left a right swing by rotating it.
6. Eliminates gel ball arc.
7. Will work best with the barrel upgrade.

How to install:

1. The mouth of the acr muzzle is threaded, and the thread of hup up that is screwed up can be screwed directly.

2. The ‘O’ Ring sent between the hop up and the ACR gun muzzle, which is stable.