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hill airgun High Volume Gauge Port  for Benjamin Marauder Pistol, Benjamin Woods Walker Pistol, Crosman 1720T Pistol, Crosman 1701P Pistol, Benjamin Discovery and Benjamin Maximus.


hill airgun Original

 Free Fast Shipping


+  Precision made from a solid piece of durable 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 and more power, in regulated applications.

+  The airguns gauge will thread directly into the hill airgun gauge port.

+  Seals with the supplied o-ring installed between the airguns gauge and the hill airgun gauge port. No thread sealer to have to deal with and no more worries about the threads leaking air.

+  Designed and built to last forever.


Best Quality



Optional:  Highly recommended for reading the fill side reservoir pressure in regulated applications. Installs inside the reservoir tube, before the regulator.  Allows you to SAFELY read the pressure by looking at the gauge from the SIDE of your airgun, NOT by having to point the muzzle toward your face.


*Discovery and Maximus: Thread the gauge only, into the hill airgun gauge port.  


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




Price: $55.98