The ModFather Airgun Moderator - Slotted
The ModFather Airgun Moderator - Slotted - is backordered and will ship as soon as it is back in stock.
Delivery and Shipping
Delivery and Shipping
Delivery
Depending on the size and weight of the product, deliveries to mainland UK will be via Royal Mail First Class, or DPD for larger or heavier items. Deliveries can take 1-5 days depending on the method. Many parcels will be delivered the next day Monday to Friday, for orders placed before 12 noon. For orders above £50 shipping is free.
For locations in the Highlands and offshore islands, we use Royal Mail or UPS to deliver your parcel. This also includes Northern Ireland. Deliveries can take 2-5 days depending on the method. Royal Mail packages below 350g are delivered free, larger items will be charged for shipping via UPS.
Returns
If you are not satisfied with your purchase, we have a 30-day returns period. In the first instance, please contact our support team via email: support@3leggedthing.com
Got a question?
Got a question?
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Description
Description
Studio-Grade Acoustic Control
Inside The Modfather is high-density acoustic foam of the same type used in recording studios and radio stations, with a density of 24kg per cubic metre.
This material is specifically chosen to absorb and diffuse sound energy efficiently, helping to reduce sharp muzzle crack and smooth the overall report. When lead particulate build-up eventually occurs, the foam is user-washable, restoring performance without replacing components.
Quiet isn’t accidental here. It’s engineered.
Fully Cosmetically Enhanced
This isn’t a moderator that disappears — it belongs on the rifle.
The Modfather features:
- Three interchangeable exoskeleton designs
- Four inner tube colour options
- Anodised endoskeleton for a premium, engineered finish
Performance stays identical across all cosmetic configurations. The choice is purely visual — match your rifle, your optic, or your personal taste.
It’s functional art. On the muzzle.
One system. Three distinct expressions.
Every Modfather shares the same internal engineering, acoustic performance, and modular capability. The difference lies in how it presents itself at the muzzle. Each exoskeleton is precision-machined to the same tolerances, offering identical strength and airflow characteristics, with a clearly defined visual identity.
Choose the style that suits your rifle, your aesthetic, or your mood.
Slotted
Clean, linear precision with a restrained, technical look.
Chevron
Bold, angular geometry with a modern, dynamic feel.
Spiderweb
Intricate lattice design with a striking, unmistakable presence.
Cap & Thread Options
To ensure optimal performance across calibres and platforms, The Modfather offers multiple cap configurations:
Front Caps
- .177 / .22
- .25 / .30
Rear Caps
- 1/2" UNF
- M14x1.25
- M14x1 LH (CCW) for airsoft platforms
Modular by Design
The Modfather isn’t a fixed system — it’s a configurable platform.
Optional Extension Tube
An optional extension tube adds a third chamber, increasing internal volume and improving airflow management for even greater sound suppression.
It can be configured in three ways:
- Mounted at the barrel end
- Mounted at the muzzle end
- Used independently as a compact stubby moderator
Stackable System
Have more than one Modfather?
Use the extension ring to stack moderators, increasing volume and suppression further for ultra-quiet setups.
Build it short.
Build it long.
Build it absurdly quiet.
PLEASE NOTE These products will be shipped using a method that will require a signature, and proof that you are aged 18+.
SAFETY WARNING: These products are designed exclusively for use with airguns and are not intended for use with firearms. Any modification, adaptation, or use on a firearm may result in product failure, serious injury, or death. 3 Legged Thing accepts no liability for any damage, injury, or loss arising from the misuse or modification of these products.
TERMS & CONDITIONS: See our T&Cs Section 12 here or Important Legal Information below.
Specifications
Specifications
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Material
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Specs
IMPORTANT LEGAL INFORMATION
IMPORTANT LEGAL INFORMATION
Airgun moderators are not a regulated or licensed product in England, Wales, or Northern Ireland and may be purchased without restriction in those jurisdictions.
Customers purchasing from outside England, Wales, and Northern Ireland are solely responsible for ensuring that the purchase, importation, and ownership of these products complies with all applicable laws and regulations in their jurisdiction.
3 Legged Thing accepts no responsibility for any delays, seizures, restrictions, enforcement actions, or other consequences arising from a customer's failure to comply with local laws or regulations.
By placing an order, you confirm that you have verified the legality of purchasing, importing, and owning this product in your jurisdiction and that you are legally entitled to do so.
CUSTOMERS IN SCOTLAND
To comply with Scottish legal requirements, you need to supply proof that you have a valid Airgun Licence. To do this, please provide your licence number, and expiry date in the Add Order Note field in your Shopping Cart before checkout. You can find this bottom left, just above the orange CHECKOUT button.

The Features:

What's in the box?
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We design and engineer all of our products in the United Kingdom, and seek ways to innovate in order to create products that photographers love and want to use in their daily workflows.
FREE UK MAINLAND SHIPPING OVER £50






