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Built on the Umarex Notos G2
Super Notos G2 Builder
50 to 1600Select optionsUmarex 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
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Transfer port increase and polish Notos/Notos G2
Notos / Notos G2 Barrel Transfer Port Service
$50.00Select options -
Trigger work
$55.00Select options This product has multiple variants. The options may be chosen on the product pageThe 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.
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for .177, .22 and .25 NOT .30
Umarex Gauntlet Short Shroud with 1/2 x 20 Adapter
Rated 5.00 out of 5$60.00Select options
Part fits Umarex Gauntlet 177, .22 or .25. Not compatible with the Gauntlet .30 Caliber.
This part is designed and manufactured by DonnyFL
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Gun Stock Mod for Super Tune Kit
$60.00Select optionsThe 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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V3 6.26 inch Extension
Emperor/Ronin Extender
$60.00Select options This product has multiple variants. The options may be chosen on the product pageTHIS IS AN AIRGUN ONLY PART

Is the 10.5 inch Emperor v3 still too loud for you? If so add this 6.25 inch expansion chamber to the rear of the Emperor to make it even quieter. This increases the air volume that gets captured inside the suppressor. Works with the latest version of the Ronin as well. If it has the grooves in the front cap, it’s the latest model.
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Sold out!
Tactical Grip Adapter – NOTOS/NOTOS G2
Buck Rail Notos Grip Adapter
$60.00Read more- Made in the USA Laser Fused PA12 Nylon construction
- Add a Milspec AR Stock and Grip to the Notos, Notos G2 & PP750
- Will NOT work with the PP750L as the trigger was changed
- Grip available in Black
- Backed by a LIFETIME WARRANTY
Installation Video Below. Video compliments of the Airgun Advisor Channel on Youtube
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Sale!
MAGPUL CTR® Carbine Stock – Mil-Spec
MAGPUL CTR® Carbine Stock – Mil-Spec
Select options$70.00Original price was: $70.00.$63.00Current price is: $63.00.The Magpul CTR (Compact/Type Restricted) – Mil-Spec model is a drop-in replacement buttstock for AR15 / M16 carbines using Mil-Spec sized receiver extension tubes. Designed for light, fast action, the streamlined A-frame profile avoids snagging and shields the release latch to prevent accidental activation.
The CTR also features a supplemental friction lock system that minimizes excessive stock movement for enhanced weapon stability and an ambidextrous QD sling mount that will accept any push-button sling swivel. The Mil-Spec model includes a standard 0.3″ thick rubber butt-pad, which provides positive shoulder purchase to prevent slippage even with body armor or modular gear.
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Sold out!
Reg Pressure Tester
HubenPower Regulator Tester
$65.00Read moreHigh quality HubenPower reg tester.
Features
- Micro threaded activation knob.
- Built in quick action pressure relief knob.
- High pressure gauge to 6000 psi.
Don’t guess what the output of your regulator is, KNOW what it is especially if you are adding shims and need to hit a specific PSI output.
Designed to be used with any Paintball style Regulator that uses the industry-standard G1/2-14 Threads like those shown below.
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Sale!
NOTOS/NOTOS G2 Barrel 1/2×20 Adapter Kit
NOTOS Barrel 1/2×20 Adapter Kit
Select options This product has multiple variants. The options may be chosen on the product page$90.00Original price was: $90.00.$65.00Current 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:Â Diamond pattern knurling for easy grip and installation.
- Includes M4 Set Screws:Â Ensures a tight and secure connection.
- Easy Installation:Â Uses standard 2mm Allen keys.
- Sleek Finish:Â 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.
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Install Super Tune Kit
$70.00Select optionsPlease 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.




















