Kublai 4" Outer Barrel

Replace your plastic outer barrel with a metal one. 

The Kublai all in one short barrel with adapter

Feature:

- Heat dissipation texture Design

​- Design for for Kublai for M4 AEG BD556 Gel Blaster.

- Fit for Kublai K1,JingJi,JiQu,FB3.0 gel ball blaster V2 gearbox

- T Head Can build-in Water Gel Ball Blaster 14mm Hopup.

- Black