The EPES nozzle for ASG BREN is a precision replacement component designed specifically for the ASG BREN AEG platform. This standard-length nozzle (34.1mm) ensures optimal air-seal integrity and consistent cycling performance in your gearbox assembly.
Key Features
- Standard length 34.1mm – factory-matched for ASG BREN AEGs
- Pre-fitted O-ring – immediate air-seal reliability
- Precision engineering – maintains component tolerances
- Direct replacement – no modification required
- Available in Extended (35.1mm) option for tuning flexibility
Real-World Use Cases
This nozzle is essential if you’re rebuilding or servicing your BREN gearbox, experiencing air-seal loss, or upgrading internals. Whether you’re a skirmisher maintaining your primary or a tuner optimising performance, a quality replacement nozzle ensures consistent shot velocity and reliability downrange.
Technical Specifications
- Length: 34.1mm (standard)
- Material: Precision-machined polymer or metal
- O-ring: Included
- Compatibility: ASG BREN AEG only
Compatibility & Upgrades
Fits ASG BREN AEG gearboxes exclusively. If you require extended air-seal tuning, EPES also offers a 35.1mm extended version. Compatible with standard BREN cylinder heads and hop-up units.
UK Legal & Site Notes
This is a regulated internal component. Site chrono limits apply to your finished build. Always verify your site’s technical rules before upgrades.
Keep your BREN running smoothly with genuine EPES internals. Order today and maintain peak performance.












