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hill airgun Blue High Volume Gauge Port for ALL Benjamin Marauder and Benjamin Armada Rifles 

 Free Fast Shipping


+  Precision made from a solid piece of 7075 aluminum, using CNC machinery. 

+  Anodized blue to prevent corrosion.

+  The internal volume is larger than a stock gauge port, which allows for more air space inside the pressure tube.

+  Allows for a larger plenum – more power, in regulated applications.

+  Takes up a minimal amount of space.

+  Designed and built to last forever.


Best Quality


Click on the following link to add a quality gauge to your order:


*Highly recommended addition for reading the fill side reservoir pressure, in regulated Marauder rifles.  *This modification should be performed by an experienced air gunner.




Includes:  1- hill airgun blue high volume gauge port, 3- o-rings, paypal fees, and free fast shipping within the USA.




Price: $57.98