This is all of our Air Stripper and Baffle offerings. Sometimes called Strip Stak Paks.
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Gauntlet Barrel Baffle Spring
Umarex Gauntlet Baffle Spring
$7.00Select optionsUmarex Gauntlet .177, .22, or .25 Baffle Spring.
Part is not compatible with Gauntlet .30 Caliber
This is the spring that lives in your Gauntlets Shroud. It is required to keep the air stripper on the end of the barrel and allows the baffle or baffle stack to live under tension.
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HP Baffle Stack For Umarex Gauntlet
Rated 5.00 out of 5$20.00Select optionsPart fits either the original Gauntlet or the Gauntlet 2
THESE BAFFLES CANNOT BE USED INSIDE THE DONNYFL SHORT SHROUD.
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5 Piece Stak Pak W/Spring
Barra 1100z Stak Pak W/Spring
$27.00Select optionsOnly fits the 19.25″ barrel length version. Middle to late 2023 produced 1100Z barrels were increased in length to 22.25″ eliminating the free space that used to allow a spring and baffles to fit.
Help quiet down your Barra 1100z with our custom-fit HP 5-piece Baffle Stak and tension spring. There are two different-sized baffles to help eliminate patterned harmonics in the air stream.
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Evanix Rainstorm II Baffle Stack
$35.00Select optionsEvanix Rainstorm II Baffle Stack
Here is an 8 piece multi-sized baffle stack for the Evanix Rainstorm/Rainstorm II. The HP Baffle Stack strips away turbulent air and sound from the shot signature of the Umarex Gauntlet. The baffles trap sound and air in each cavity and force it to stay in the moderator chamber away from the pellet path.
The Rainstorm HP Baffle Stack requires the non cone STAND OFF to be sized by the user. You will need to sand the STAND OFF down to the required height for your rifle.
The HP Baffle Stack should be installed as follows, from the front, further-est from the barrel, Short/Full/Full/Short/Short/Full/Full/Standoff at the muzzle.Baffles should be pointing towards the breech
<= Towards the breech —— Towards the Muzzle of shroud =>
[â–‘â–‘] <â–‘] <â–‘â–‘] <â–‘â–‘] <â–‘] <â–‘] <â–‘â–‘] <â–‘â–‘] CAP
SOÂ Â SCÂ Â Â NCÂ Â Â NCÂ Â SCÂ Â SCÂ Â NCÂ Â Â NCSO = STAND OFF
NC = NORMAL CONE
SC = SHORT CONE -
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HP Stak Pak for Hatsan QE
Rated 5.00 out of 5$39.99Original price was: $39.99.$35.00Current price is: $35.00.Stak Pak for Hatsan QE shrouds (.357 & .457 Not Included)
Simply unscrew your shroud end cap, remove the two felt-covered stock baffle assemblies, remove the two aluminum stand-off chambers, and install the Hajimoto Stak Pak. No tools, no modifications, just a simple one-for-one swap! Some model Hatsans will use all the baffles others will need one less full-sized baffle, be sure to use both shorter baffles and leave out the full-sized one. If you need to leave one out, leave out the very first full-sized baffle and then arrange the stack as shown in the packaging.
A ten-piece kit that directly replaces the two hair curler style baffles that come inside any Hatsan that has a QE shroud system, excluding .357 & .457 models. The bundle has nine baffle chambers to help remove both noise and turbulence in the air stream. The baffle stack rides on a high tension compression spring allowing for a perfect fit for any Hatsan QE PCP, excluding .357 & .457 models.
The end result is a more laminar air stream which reduces projectile instability and substantially changes the sound of the report of the rifle. This kit is 100% compatible with the stock end cap or the DonnyFL A24 adapter.
Installation video is listed in the DESCRIPTION section below
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Akela/Kratos Strip Stak Pak
HP Strip Stak Pak for Akela/Kratos
$40.00Read moreINCLUDES NEW ENHANCED AIR STRIPPER DESIGN
Strip Stak Pak for the Benjamin Akela and Kratos PCP’s
A nine-piece kit that includes an efficient multiport air stripper that strips and channels air away from the pellet to allow for a more stable and less turbulent pellet launch from the muzzle. The kit also provides variable-sized baffle chambers to help remove both noise and turbulence in the air stream. The end result is a more laminar air stream which reduces projectile instability and as a secondary benefit, reduces the report of the rifle. This kit is 100% compatible with the stock end cap or the DonnyFL A8 adapter.
The Air Stripper is threaded and comes with an o-ring and silicone grease for installation. The stock barrel shroud spring must be reused.  ÂReplacement Air Stripper 0-ring is 14mm x 1.5mm
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for .177, .22 and .25 NOT .30
Umarex Gauntlet Strip Stak Pak (Bundle)
$45.00Select optionsHajimoto Productions Strip Stak Pak for the Gauntlet 1 or 2. Not compatible with the Gauntlet .30 Caliber.
An efficient multiport air stripper that strips and channels air away from the pellet to allow for a more stable and less turbulent pellet launch from the muzzle. The HP Air stripper 2.0 comes with an o-ring. The kit also provides variable baffle chambers to help remove both noise and turbulence in the air stream. The end result is a more laminar air stream which reduces projectile instability and as a secondary benefit, reduces the report of the rifle.BAFFLES CAN NOT BE USED WITH DONNYFL SHORT SHROUD
Because the Short Shroud is cut at a length that is a perfect fit for the air stripper and the spring. There is not any room for the baffles in the DonnyFL Short Shroud.
Air Stripper comes with o-ring and silicone grease for installation.
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HP Strip Stak Pak for PP750
$45.00Select optionsStrip Stak Pak for the Artemis PP750
A five (5) piece kit that includes an efficient multiport air stripper that strips and channels air away from the pellet to allow for a more stable and less turbulent pellet launch from the muzzle. The kit also provides baffle chambers to help remove both noise and turbulence in the air stream. The end result is a more laminar air stream which reduces projectile instability and as a secondary benefit, reduces the report of the rifle.
Air Stripper comes with o-ring and silicone grease for installation. Not available for Canada -
Air Stripper, Tension Spring and Baffle Stack
HP Strip Stak Pak for Avenger
$47.00Select optionsUPDATE: The newer avengers have a screw-on barrel shroud and an end cap that is a two-piece unscrewable but the STP still fits and works without an issue. unscrew the shroud rather than the little screw shown in the video and simply unscrew the baffle washer array off the end cap and you are good to go.
Strip Stak Pak for the Avenger
A six piece kit that includes an efficient multiport air stripper that strips and channels air away from the pellet to allow for a more stable and less turbulent pellet launch from the muzzle. The kit also provides baffle chambers to help remove both noise and turbulence in the air stream. The end result is a more laminar air stream which reduces projectile instability and as a secondary benefit, reduces the report of the rifle. This kit is 100% compatible with the stock end cap or the DonnyFL A50 adapter.
Air Stripper comes with o-ring and silicone grease for installation. The installation video for the Umarex Origin Strip Stak Pak is exactly the same so you can follow the installation video below.Replacement Air Stripper 0-ring is 14mm x 1.5mm
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Origin .22/.25
HP Strip Stak Pak for Origin
Rated 4.33 out of 5$47.00Select optionsNEW ENHANCED DESIGN
UPDATE: The newer Origins have a screw-on barrel shroud and an end cap that is a two-piece unscrewable but the STP still fits and works without an issue. unscrew the shroud rather than the little screw shown in the video and simply unscrew the baffle washer array off the end cap and you are good to go.
Strip Stak Pak for the Umarex Origin
A six piece kit that includes an efficient multiport air stripper that strips and channels air away from the pellet to allow for a more stable and less turbulent pellet launch from the muzzle. The kit also provides baffle chambers to help remove both noise and turbulence in the air stream. The end result is a more laminar air stream which reduces projectile instability and as a secondary benefit, reduces the report of the rifle. This kit is 100% compatible with the stock end cap or the DonnyFL A50 adapter.
Air Stripper comes with o-ring and silicone grease for installation. I strongly recommend that you watch my installation video below.Replacement Air Stripper 0-ring is 14mm x 1.5mm
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Sold out!DISCONTINUED
HP Strip Stak Pak for Evanix Air Speed
$60.00Select optionsEvanix Air Speed Air Stripper and Baffle Stack _
An efficient multiport air stripper that strips and channels air away from the pellet to allow for a more stable and less turbulent pellet launch from the muzzle. Air stripper come with o-ring. The kit also provides variable baffle chambers to help remove both noise and turbulence in the air stream. The end result is a more laminar air stream which reduces projectile instability and as a secondary benefit, reduces the report of the rifle.Replacement Air Stripper 0-ring is 14mm x 1.5mm