Umbrella XF Stabilised Barrel System
Complete stabilized barrel system for M4 style AEG rifles including complete R-Hop Barrel System with CNC HopUp Chamber and fitting Carbon Fibre Outer Barrel.
R-Hop Stainless Steel Inner Barrel with CNC HopUp
Carbon Fibre Outer Barrel with Dual Stabilisation
100% Made in Austria — 100% Umbrella Armory