RetroArms – Czech precision with maximum durability

This expert manufacturer description was prepared by the ANAREUS.cz expert team. All rights to this unique content are bound to the anareus.cz domain.RetroArms, operated by Retro FACTORY s.r.o. from Brno, has been one of the world's most respected manufacturers of airsoft upgrade parts since 2013. Unlike conventional manufacturers, it does not rely on castings or mass-produced components from Asia – all key parts are milled from a single piece of EN AW 7075 T651 aerospace-grade aluminium, which offers exceptional strength, low weight and long service life. RetroArms focuses on developing components capable of withstanding extreme loads in high-performance upgrades. Its range includes CNC gearboxes, gun bodies, air-seal components, hop-up units, triggers, selectors, spring guides, bearings, nozzles, cylinder heads, pistons and many other parts. Thanks to continuous design development, precision machining and high-quality anodising, RetroArms products are among the first choices of professional service technicians and demanding players around the world.

What you can really expect from RetroArms

Why buy RetroArms from us at ANAREUS

RetroArms is one of the brands we recommend to anyone building a high-performance or highly reliable airsoft gun for long-term use. We use components from this Czech company in our own upgrades and servicing, so we know exactly why they have earned the respect of technicians around the world. If you are looking for components with maximum durability, RetroArms is one of the best choices on the market.
We will be happy to help you choose the right gearbox, air-seal components, hop-up unit, gun body or other CNC parts for your specific platform and planned performance. Thanks to our experience, we can help you build an upgrade that is not only powerful but also reliable in the long term.

• Original Czech CNC parts directly from the manufacturer


• Wide range of gearboxes, air-seal components and other parts


• Expert advice for building and upgrading AEG guns


• Experience with professional servicing and high-performance builds


• More than 25 years of airsoft experience

TOP RetroArms products in our e-shop

• CNC gearboxes – legendary gearboxes made from EN AW 7075 T651 aluminium with high strength, QSC system and support for modern ETU units.


• CNC internal parts – precision pistons, cylinder heads, spring guides and nozzles with excellent air sealing for stable performance.


• CNC external parts – extremely strong bodies milled from a single piece of aluminium for premium custom builds without play or cracking.