Airgun Services

$50.00
For all G barrels in all calibers
G Barrel Transfer Port Work
$50.00

Service to improve the barrels transfer port by enlarging and polishing the inlet. All calibers benefit from this service when trying to achieve maximum power and efficiency from your build.

Select options
50 to 1400
Built on the Umarex Notos
Super Notos Builder
50 to 1400
Umarex Notos Custom Builder
Options include a new Notos from us!

The Notos is side lever repeater and one of the most affordable, accurate compact shooters on the market.
Using the available service options below, we can transform an already awesome Notos that flies JSB Hades 15.89 gr @ 744 ft/s for 24 shots up to an amazing 850 ft/s with over 130 shots shooting the same Hades 15.89 gr lead pellets!
We consistently hit targets at 70-100 yards with a red dot!

Our Custom Builder Interface allows you to select the build options and parts you want, and we build it for you. This service can include a new Notos, or you can send yours in for the build. You can select a Notos of your dreams. When you receive it, all you need to do is fill, load, and enjoy!.

Base Options include:
- A New Notos PCP. (Optional)
Additional Options:
- HubenPower Dream TK Adjustable Regulator.
- Power Plenum.
- Choice of 4500 psi Carbon Fiber Cylinder (300cc, 360cc, or 500cc).
- Buck Rail Grip Adapter (Tactical Frame Base)
- Enhanced Sidelever
- Barrel Modification Service, Which Includes:
  Barrel transfer port increase and polish.
  Stock suppressor removed.
  A 1/2 x 20 threaded adapter installed for a Suppressor.
  Bottle to Barrel Support Band for Notos Rigidity.
- Internal Valving and Port Modifications for Greater Power Production, which includes:
  Trigger sear face polished and lubricated.
  Hammer spring upgrade.
- Pistol Grip.
- Buffer Tube with Castle Nut.
- Butt Stock.
- Folding Stock Adapter.
- Suppressor.
- Expanded Magazine.
- Red Dot Sight.
- Fiber Optic Sight.
- Bipod
Select options
50 to 1600
Built on the Umarex Notos G2
Super Notos G2 Builder
50 to 1600
Umarex Notos G2 Custom Builder
Options include a new Notos from us!

The Notos G2 is side lever repeater and one of the most affordable, accurate compact shooters on the market.
Using the available service options below, we can transform an already awesome stock Notos G2 that flies JTS Dead Center 16 gr lead pellets @ 760 ft/s for 32 shots up to an amazing 880 ft/s with over 180 shots shooting the same JTS Dead Center 16 gr lead pellets!
We consistently hit targets at 70-100 yards with a red dot!

Our Custom Builder Interface allows you to select the build options and parts you want, and we build it for you. This service can include a new Notos G2, or you can send your own in for the build. You can custom select, and we will build the Notos G2 of your dreams. When you receive it, all you need to do is fill, load, and enjoy!.

Base Options include:
- A New Notos G2 PCP. (Optional)
Additional Options:
- HubenPower Dream TK Adjustable Regulator with Power Plenum.
- Choice of 4500 psi Carbon Fiber Cylinder (300cc, 360cc, or 500cc).
- Buck Rail Grip Adapter (Tactical Frame Base)
  
  Barrel Modification Service, Which Includes:
  
  Barrel transfer port increase and polish.
  
  Stock suppressor removed.
  
  A 1/2 x 20 threaded adapter installed for a Suppressor.
  
  Bottle to Barrel Support Band for Notos Rigidity.
- Internal Valving and Port Modifications for Greater Power Production, which includes:
  
  Trigger sear face polished and lubricated.
  
  Hammer spring upgrade.
- Pistol Grip.
- Buffer Tube with Castle Nut.
- Butt Stock.
- Folding Stock Adapter.
- Suppressor.
- Red Dot Sight.
- Fiber Optic Sight.
- Bipod
Select options
$50.00
Transfer port increase and polish Notos/Notos G2
Notos / Notos G2 Barrel Transfer Port Service
$50.00

Service to improve the barrel transfer port by enlarging and polishing the inlet. The Notos/Notos G2 benefits from this service when trying to achieve maximum power and efficiency from your build.

Select options
$55.00
Trigger work
$55.00

The service can be added to an existing tune/build or a stand-alone ship in service. If you are shipping me your trigger group, you simply decock and degas the Gauntlet, remove it from the stock, and remove the two fasteners that hold the group to the bottom of the pressure tube.

If you elect the stand-alone ship service, shipping instructions will follow which detail the packaging and address to ship to.

Select options This product has multiple variants. The options may be chosen on the product page
$60.00
Gun Stock Mod for Super Tune Kit
$60.00

The service of modifying your Gauntlet gun stock does not include shipping. Return shipping will be calculated and added at check out. Shipping cost will be based on a complete rifle sent to Hajimoto Productions in the original box and packing materials. If only the rifle stock is received and is in something lighter than the typical 14lbs, shipping credits will be applied prior to the rifle being shipped back to the customer. If the rifle is received in something heavier than the typical 14lbs, additional shipping costs will need to be paid prior to the rifle being shipped back to the customer.

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Sale!
Original price was: $90.00.Current price is: $65.00.
NOTOS/NOTOS G2 Barrel 1/2×20 Adapter Kit
NOTOS Barrel 1/2×20 Adapter Kit
Original price was: $90.00.Current price is: $65.00.
This is our barrel adapter kit that provides the Umarex Notos/Notos G2 with a Barrel Shroud Adapter, A Barrel Adapter with 1/2 x 20 threads for a suppressor, and a thread protector cap.

This is the adapter that we provide if you pay us to modify your Notos/Notos G2 Barrel for you.

Upgrade Your Notos/Notos G2: Add a moderator to your Notos with our NOTOS/NOTOS G2 Barrel 1/2×20 Adapter Kit. This adapter kit enables you to attach your favorite moderator and enjoy quieter shooting. This kit requires the factory-molded moderator to be removed in order to install our barrel adapter.

Key Features:
- Precision Machined: CNC-made from 6061 T6 Aluminum for accuracy and durability.
- Secure Fit: Diamond pattern knurling for easy grip and installation.
- Includes M4 Set Screws: Ensures a tight and secure connection.
- Easy Installation: Uses standard 2mm Allen keys.
- Sleek Finish: Black anodized for a durable and attractive appearance.
- Custom barrel to shroud bushing.
Here is a direct link to the Notos Barrel Modification Service if you would rather have us do the factory moderator removal, transfer port increase, and provide you with this NOTOS/NOTOS G2 Barrel Adapter Kit.
Select options This product has multiple variants. The options may be chosen on the product page
$70.00
Install Super Tune Kit
$70.00

Please note that these are services to your rifle and not just the parts. If your looking for parts only head to the PRODUCTS section of the website.

The service of installing the Super Tune Kit does not include shipping. Return shipping will be calculated and added at check out. Shipping cost will be based on a complete rifle sent to Hajimoto Productions in the original box and packing materials. Stock modification is part of the STK install which is why you need to send the entire rifle to us not just the action. If the rifle is received in something heavier than the typical 14lbs, additional shipping costs will need to be paid prior to the rifle being shipped back to the customer.

Select options
$75.00
Generic Air Rifle Evaluation
Hajimoto Can You Fix My Airgun
$75.00

This is a general airgun service that can be used if you have an airgun with issues that are not necessarily listed in any of the other services. This service is a starting place for you to ship me your air gun that is acting up and I can determine what the issue is. The price is just a starting place and is not necessarily what it will take to repair the airgun.

Shortly after the order is placed you will receive shipping instructions on be package up the air gun to ship to use. The notification will provide you with all the address and label details that you need to have on the label to guarantee it makes it to us.

You must use the NOTES section below to tell us what the issues are with the airgun.

The shipping cost that is associated with this service is a placeholder and may be adjusted in price depending on how much lighter, heavier, larger, or smaller the actual package is when we receive it.

Select options
$75.00
Notos/Notos G2 Internal Porting
Notos Internal Porting
$75.00
Notos Internal Porting

This service provides increased airflow and efficiency of the internal pathways, resulting in more power capability.

This is what we do to our Haji-Notos/Notos G2 Custom Builds, but you can have the same service performed on your Notos as well. The internal transfer ports are increased, that results in greater airflow producing more power. This service also includes a trigger to sear face polish to make the trigger a much smoother feel.

You ship us your complete Notos/Notos G2 or just the action, with the stock and barrel removed, and we execute the service.

If you want to minimize shipping costs and you elect to ship just the action, follow the instructions below.

If you are shipping your complete Notos, ignore the instructions below and use your original Notos Box to ship your Notos.
- Notos Barrel Removal
Your Barrel is very easily removed by removing the 2.5mm button head screw on top of the Picatinny rail near the magazine opening. Once the 2.5mm screw is removed, there is a 2mm set screw below it that holds the barrel into the receiver block. Loosen the 2mm screw four revolutions and slide out the barrel.

Shipping

Shortly after you place your order for the service, we send you an order processing notification with a copy of your invoice. Shortly after that, you will receive a detailed notification with the shipping information to ship us your barrel/action/PCP for modification.
Select options
Price range: $75.00 through $235.00
GP 9-13 Lens Install Service
GoPro 9-10-11-12-13 Lens Installation
Price range: $75.00 through $235.00
This service includes professionally installing a new EagleVision 12mm lens in your GoPro Hero Black 9–13 (GPHB 9–13), preparing it for use in a scope camera setup.

NOTE:
Lens change is irreversible. Once the original lens is removed, it cannot be reused.
Your camera will only work with the new lens installed.

You will ship your GoPro to us, and once it arrives, we’ll perform an incoming inspection and send you a condition report before beginning the installation. Shortly after you place your order for this service, we will follow up with specific shipping instructions and label requirements as outlined in the Policies that you will read before purchase.

Camera Requirements

To complete the installation, your GoPro must:
- Be a fully functional GoPro Hero Black 9–13.
- Include a battery and SD card.
- Have never had the lens area opened or modified.
- Not have had any previous lens installation attempts.
Unfortunately, we cannot install a lens in cameras that have already been disassembled or altered in the lens area.

Purchase Options

You can purchase this service:
- As an installation service only (if you already have an EagleVision lens), or
- Bundled with a new EagleVision 12mm lens.
Lens Focusing

Please note that this service includes installation only. The lens is not focused or calibrated for your specific application before shipment. After you receive your GoPro, you will need to perform the final lens focusing to achieve the best image quality for your scope camera setup.
Select options This product has multiple variants. The options may be chosen on the product page
$95.00
Gauntlet O-ring service
$95.00
This service tears the entire air rifle down, cleans and inspects for part wear, and replaces all the o-rings in your Gauntlet. Whether the o-rings are leaking from age or wear, whether the rifle is actually leaking or not, all o-rings are replaced. The rifle undergoes an incoming inspection which captures the functional and physical condition of the air rifle. This information is presented in a report which must be reviewed and approved prior to any work can begin.
The o- rings that are replaced are:
- (2) Regulator to gun o-rings.
  
  (1) Stock end cap o-ring.
  
  (1) Stock air stripper o-ring.
  
  (1) Barrel to shroud support collar at breach block o-ring.
  
  (2) Bottle block to pressure tube o-rings.
  
  (1) Valve body o-ring.
  
  (2) Pellet probe o-rings.
  
  (3) Barrel to breach block o-rings.
The action is verified and lubricated prior to returning the rifle. The rifle undergoes a pressure test for 24 hours to guarantee there are no pressure losses.
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