Wedge & O-ring Inner Barrel Set for NGRS Series Marui Airtech Studios

Airtech Studios is a Hong Kong-based company of airsoft enthusiasts specialising in the design of airsoft parts.

Here we find a set of shims and o-ring for NGRS series replica hop-up chamber from Tokyo Marui. Ideal for centring the barrel and optimising the placement of your hop-up chamber in your long airsoft replica.