MP5 (Marui Next Gen) CNC Aluminium Hop-up Chamber & Steel Air-tight Nozzle

This enhanced Hop-up set is made by precision CNC machines. The Air-tight Loading Nozzle is made of 304 Stainless Steel, and the Hop-up Chamber is made of 6063 Aluminium with hardcoat anodized finishing.  This stainless steel loading nozzle must be used together with this aluminium Hop-up chamber as a set only (This air-tight loading nozzle does NOT fit original plastic Hop-up chamber, and the original plastic loading nozzle does Not fit this aluminium Hop-up Chamber). 

This enhanced Hop-up set is specially made for professional shooter and competition needs because it:

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

2) improves air-tightness in both loading nozzle and Hop-up chamber;

3) strengthens construction and improves durability;

4) improves hop-up performance;

5) increases stability between Hop-up Chamber and inner barrel for improving shooting accuracy.

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