Prometheus 6.03 EG MWS Barrel 370mm

The Prometheus 6.03 EG MWS Barrel 370mm is a high-quality precision barrel for the Tokyo Marui MWS platform, designed for maximum accuracy and consistent performance. With Prometheus’s renowned EG quality and a 6.03 mm tight bore diameter, this inner barrel is a significant upgrade for players looking to fine-tune their MWS setup down to the finest detail.

A premium choice for those who want to get the most out of their GBBR.

Materials and construction

The Prometheus 6.03 EG MWS Barrel 370mm is manufactured from high-quality steel with an extremely precise internal finish. The EG series is renowned for its tight tolerances and mirror-smooth interior, ensuring optimal airflow and minimal friction.

The 6.03 mm bore diameter offers an ideal balance between air efficiency and reliability, without the sensitivity associated with extremely narrow bore diameters. With a length of 370 mm, this barrel is suitable for longer MWS configurations where stability and range are key considerations.

Performance and compatibility

Specifically designed for the Tokyo Marui MWS gas blowback platform and compatible systems. Thanks to its improved airtight seal and consistent BB guidance, this tight-bore barrel delivers tighter groupings and better shot consistency at medium to long ranges.

When used in combination with a high-quality hop-up bucking and premium 6mm BBs, this barrel’s full potential is realised. Depending on your setup, you may see a slight increase in FPS due to more efficient airflow.

Key features

• 6.03 mm tight bore diameter
• Length 370 mm
• Prometheus EG series
• High-quality steel construction
• Tight tolerances and smooth internal finish
• Improved grouping and consistency
• Specifically designed for the Tokyo Marui MWS platform

Safety and recommendations

Use only high-quality 6mm BBs to prevent blockages and unnecessary wear. When installing, check that the hop-up unit and outer barrel are correctly aligned. Incorrect assembly may adversely affect performance.

Why choose the Prometheus 6.03 EG MWS Barrel 370mm?

The Prometheus 6.03 EG MWS Barrel 370mm combines precision, durability and proven EG quality in a single upgrade. For MWS users seeking maximum consistency and improved accuracy, this is an investment that translates directly into performance on the field.

Frequently Asked Questions

Is this barrel only suitable for the MWS?
Yes, it is designed for the Tokyo Marui MWS platform and compatible systems.

What is the advantage of 6.03 mm?
It offers an optimal balance between air efficiency, reliability and accuracy.

Does this barrel increase my range?
Thanks to improved consistency and grouping, the effective range can increase noticeably, depending on your setup.

With the Prometheus 6.03 EG MWS Barrel 370mm, you can upgrade your MWS to a higher level of precision and consistency.