The EPES CNC Duralumin H+PTFE Double O-Ring Nozzle 17.8mm is a precision-engineered upgrade component designed for players who demand reliability and performance from their airsoft AEG internals.
Key Features
- CNC-machined duralumin construction – superior durability and precision over injection-moulded plastic
- H+PTFE double O-ring design – enhanced air seal and reduced volumetric loss
- 17.8mm compatibility – fits standard V2/V3 gearbox builds
- Extended component lifespan – resists wear from repeated cycling
- Drop-in upgrade – straightforward installation for technicians and experienced tuners
Real-World Use Cases
This nozzle excels in builds prioritising consistency and longevity. Milsim players running extended skirmishes benefit from the improved air seal, which translates to stable fps and tighter grouping across magazine changes. Competitive shooters upgrading gearbox internals find the duralumin durability essential when pairing with high-speed motors and heavy springs. Casual players and teching newcomers appreciate the straightforward drop-in nature and noticeable improvement over stock plastic components.
Technical Specifications
- Material: CNC-machined duralumin with H+PTFE O-rings
- Bore: 17.8mm
- Gearbox compatibility: V2, V3
- O-ring configuration: dual (double) seal rings
Compatibility & Upgrades
The 17.8mm bore suits most standard V2 and V3 AEG gearboxes found in M4, M16, and AK platform replicas. Pair this nozzle with a precision inner barrel, quality hop-up bucking, and matched piston/cylinder setup to realise its full potential. EPES components are recognised across the UK airsoft community for quality CNC work and longevity.
UK Legal & Site Notes
As an internal upgrade component, this nozzle poses no legal restrictions and is suitable for all UK airsoft sites. Always check your site’s rules on gearbox modifications before competition play. Installation requires basic gearbox disassembly knowledge; if you’re unfamiliar with teching, consult a qualified technician.
Upgrade your AEG’s air seal and reliability with the EPES Duralumin Double O-Ring Nozzle. Order today for UK delivery and take your build to the next level.










