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hill airgun original 


.161  i.d.  transfer port for All calibers Benjamin Marauder gen 1 or gen 2 or Armada Rifles


+ Allows for more available air flow, from the valve’s exhaust port to the barrel’s inlet port, than a stock transfer port.

+ Custom made from a solid piece of hard and durable 7075 aluminum, using CNC machinery, then anodized blue.

+ Uses the Factory breech o-rings/gaskets.



Direct replacement for the factory transfer port – no modifications to the Rifles breech are necessary

Click on the following link to add replacement gaskets to your order: 





 Includes:  1-  hill .161 i.d. transfer port, and  shipping within the USA




Price: $20.98