EPeS Airsoft CNC Aluminum Hop-Up Chamber Set with CNC Nozzle for Cybergun M249 Featherweight Airsoft Machine Guns

Precision CNC Hop-Up Upgrade for Maximum Accuracy, Consistency & Range

Unlock the full performance potential of your Cybergun M249 Featherweight Airsoft Machine Gun with the EPeS Airsoft CNC Aluminum Hop-Up Chamber Set with CNC Nozzle. Designed specifically for the Cybergun FN M249 Featherweight Series, this premium upgrade replaces the factory hop-up assembly with a precision-machined CNC aluminum chamber that delivers improved air seal, greater shot consistency, enhanced accuracy, and more reliable BB feeding.

Whether you’re building the ultimate support weapon for MilSim events or looking to tighten your shot groupings at longer distances, the EPeS Hop-Up Chamber Set provides the precision and durability serious players expect from one of the industry’s most respected upgrade manufacturers.

Complete with a CNC-machined aluminum nozzle, this kit is engineered to optimize compression and feeding performance while maintaining compatibility with Tokyo Marui AEG-spec inner barrels, giving you greater flexibility when selecting future barrel upgrades.

If you’re looking for one of the best internal upgrades available for your Cybergun M249 Featherweight, the EPeS CNC Hop-Up Chamber is an outstanding investment.

Designed Specifically for the M249 Featherweight

Unlike universal hop-up units, this chamber has been developed specifically for the Cybergun M249 Featherweight platform.

This dedicated design ensures:

• Excellent fitment
• Reliable BB feeding
• Improved air seal
• Stable hop-up adjustment
• Consistent long-term performance

Because it is purpose-built for the Featherweight platform, installation is more straightforward than adapting universal components.

Please Note: This hop-up chamber is designed exclusively for Cybergun M249 Featherweight series machine guns and is not compatible with standard full-metal M249 platforms.

Precision CNC Aluminum Construction

Manufactured from high-quality CNC-machined aluminum alloy, the chamber offers significantly improved durability and machining precision compared to molded factory components.

Benefits include:

• Exceptional strength
• Precise tolerances
• Improved alignment
• Better durability
• Reduced flex under use
• Long service life

The precision manufacturing also helps maintain consistent BB positioning for improved accuracy.

Increased Accuracy & Range

One of the biggest advantages of upgrading your hop-up chamber is improved shot consistency.

The EPeS chamber helps provide:

• More stable BB trajectory
• Improved air seal
• Better hop consistency
• Tighter shot groupings
• Enhanced long-range performance

When paired with quality BBs and an upgraded inner barrel, players can achieve noticeably improved precision on the field.

Smooth Rotary Hop-Up Adjustment

The chamber features an easy-to-use rotary-style hop-up adjustment wheel.

Advantages include:

• Fine adjustment increments
• Secure hop settings
• Easy access
• Consistent adjustment
• Reliable performance

Rotary hop-up systems are widely regarded as one of the most precise and user-friendly adjustment methods available.

Includes Precision CNC Aluminum Nozzle

Unlike many replacement hop-up units, this kit includes a matching CNC aluminum air nozzle.

The included nozzle helps improve:

• Compression
• Air seal
• Feeding consistency
• Reliability
• Overall efficiency

Together with the hop-up chamber, the nozzle creates a more stable interface between the gearbox and hop-up assembly.

Compatible with Tokyo Marui AEG Inner Barrels

The chamber accepts most Tokyo Marui AEG-spec inner barrels, giving players tremendous flexibility when upgrading.

Compatible barrel options include many popular aftermarket brands, allowing users to customize their rifle for:

• Increased accuracy
• Improved consistency
• Different barrel lengths
• Precision builds

This compatibility makes future upgrades much easier.

Built for Serious Support Gunners

The Cybergun M249 Featherweight is already one of the most popular lightweight support weapons on the market.

Adding the EPeS CNC Hop-Up Chamber helps maximize its performance during:

• MilSim operations
• Outdoor skirmishes
• Support gunner roles
• Long-range suppression
• Competitive gameplay

For players who rely on consistent suppressive fire, reliable feeding and repeatable accuracy are critical.

Key Features

• Designed specifically for Cybergun M249 Featherweight series
• Precision CNC-machined aluminum hop-up chamber
• Includes CNC aluminum air nozzle
• Rotary hop-up adjustment system
• Improved air seal
• Enhanced BB consistency
• Increased accuracy
• Greater effective range
• Reliable feeding performance
• Accepts most Tokyo Marui AEG-spec inner barrels
• Durable aluminum alloy construction
• Excellent upgrade for support gunner builds
• Manufactured by EPeS Airsoft

Why Choose the EPeS CNC Hop-Up Chamber?

Factory hop-up units often leave room for improvement in consistency and long-range accuracy.

The EPeS CNC Aluminum Hop-Up Chamber Set addresses these limitations by combining precision machining, improved compression, and a highly adjustable rotary hop-up design into one premium upgrade package.

Whether you’re upgrading your M249 for MilSim, outdoor games, or precision support fire, this chamber helps deliver tighter groupings, improved feeding reliability, and more consistent performance every time you pull the trigger.

The EPeS Airsoft CNC Aluminum Hop-Up Chamber Set with CNC Nozzle is one of the most effective performance upgrades available for the Cybergun M249 Featherweight Airsoft Machine Gun. Precision-machined from durable aluminum and engineered specifically for the Featherweight platform, it delivers improved accuracy, enhanced consistency, superior air seal, and reliable feeding—making it an essential upgrade for serious support gunners and MilSim players seeking maximum battlefield performance.