##skip_main ##skip_menu ##skip_search
Mirka Customer Support
Your cart is empty
Add the chosen goods to your cart. Are you wondering where to begin?
Take a look at bestsellers our visit our help room.
Conversion kit for EPIC ONE air rifles to .177 (4.5 mm) caliber with a CZUB
barrel, 550 mm long.
2 pcs in stock,
Estimated Delivery:
July 24 - 27.
$ 276.1
Purchasing this item will give you 190 Loyalty Points. Find out more about Balistas Club
Secure shopping and payment Express delivery in 3 days 
Excellent customer support from specialists – for over 15 years 
-20% on selected product in the loyalty program 
New videos and reviews every day 6000+ reviews from our customers Set containing everything needed to convert EPIC ONE air rifles to 4.5mm calibre with an unchoked CZUB barrel with a length of 550mm.
This type of barrel is suitable for shooting with standard pellets.
The barrel kits do not contain an integrated K-Baffle type sound moderator; when converting from a 700mm barrel to 420mm or 550mm, it must be purchased separately.
1× rated
By submitting your review, you are agreeing to our review guidelines. It will be published once we make sure it corresponds with our terms and conditions.
Paul Siegerist
05.08.2025
Great addition to my Epic One. It was very straight forward to swap out with the
original 700mm .25 barrel. It is very quiet with the factory moderator. I use
this primarily for shooting pests! It is very accurate and I can also use light
slugs with very good accuracy.
1 minutes Video News
The highly anticipated air rifles EPIC ONE from the Czech Republic are finally here! Take a look at what variations there are by caliber, barrel length, cartridge design and what else you can upgrade them with.
1 minutes Video News
In today's video review we will take a look into the Czech brand Epic Airguns and its ultimate modular airgun, the Epic Two, which you can customize to your heart's content.
4 minutes Buyer's Guide
Whether you own a PCP air rifle or are just thinking about getting one, you've probably encountered the term „pressure regulator.“ But what is it, and why is it so important for airguns? There isn't much info available online, and most manufacturers merely state whether the airgun has a regulator or not. In this article, we'll walk you through everything in detail.
1 minutes News
Introducing a new series of high-end riflescopes VALIANT EPIC. As the name implies, it is a result of close cooperation between the Czech manufacturers Valiant and Epic Airguns. These riflescopes boast an etched FFP reticle, ED lenses, Zero Stop turrets, variable magnification and an extremely durable nitrogen-filled construction.
1 minutes Video News
Let's take a look at what the manufacturer AirMaks Arms has to offer, what variants they have added to their portfolio and what you can find on our e-shop Balistas.cz
1 minutes Video News
Which long air rifles impressed us the most last year? Find out that and more in today's video.
1 minutes Video News
This year we took part in the IWA 2024 expo in Nuremberg, Germany. In addition to our own booth, we also had a look at products from manufacturers such as Umarex, Hatsan and others. Join us for a sneak peek at the most interesting new products.
1 minutes Video News
Once again we participated in the IWA 2025 trade show, which is held in Nuremberg, Germany. In addition to our own booth, we scoped out new products from manufacturers such as Umarex, Evanix and others. Join us for a look at the most interesting highlights.
1 minutes Video News
We took a closer look at the new exclusive range of modular carbon fibre tripods from the Czech company Epic Airguns.
1 minutes Video News
We are introducing the long-awaited bullpup model ONE from the Czech brand EPIC AIRGUNS, which will be available in dozens of different variants. Whether it's the calibre, barrel length, cartridge or stock type, there is something for everyone.
