Product Categories:


+  hill 10.5 Hammer Spring.
+  2.5″ long.
+  o.d.  is .48
+  Closed and ground flat ends.
+  Allows for more maximum power than stock.
+  Can allow for a better shot string.


Custom made in the USA



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Make Certain the Air Rifle is Unloaded

Marauder rifle hammer spring replacement;
Using a 3/32″ hex wrench, remove the 2- rear breech screws.
Using a 5/32″ hex wrench, remove the stock.
Using a 1/4″ hex wrench, adjust the hammer spring tensioner fully counter clockwise.
Using a 3/32″ hex wrench, remove the rear trigger assembly retaining screw. The pressure tube cap may spring outward.
Remove the hammer spring.
Install the new hammer spring.
Reassemble the rifle.

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Package includes:  1- each hill 10.5 hammer spring, and free shipping

Price: $7.98