Masada (Magpul) Hop-up Chamber, air-tight nozzle and hop up bucking

This set includes:

Hop-up bucking

Enhanced Hop-up Chamber

Air-tight Nozzle

They are specially designed for smooth and upgrading shooting.

This parts are manufactured by precision CNC machines, it improves :

1) smoothness of loading BB, suitable for high frequency shooting;

2) air-tight in the system;

3) strengthen construction and increase durability;

4) enhance hop-up performance.

All products are for airsoft only.  They are not made for real steel firearms.