Action Army Hop Up Chamber for Marui VSR10 Barrel-Thread-Size-(mm)_14mm Easy installation and easy to

Easy installation and easy to manipulate

Quick Detach QD Function

Fit for G Series Airsoft Gas Blow Back GBB Pistol

This light weight rail system is meticulously CNC machined from Aircraft Grade Aluminum and is Military Specification Type III Hard Coat Anodized

Carbon Fiber & Stainless Steel Constructed Barrel

Action Army Hop Up Chamber for Marui VSR10 Barrel-Thread-Size-(mm)_14mm Easy installation and easy toAction Army Hop Up Chamber for Marui VSR10 CNC Aluminum Construction Design to give more precise adjustment of pressure upon the hop up rubber, and therefore the BB It deviates away from the standard external adjustment to prevent your hop up losing it's adjustment from snagging on things.