Prometheus EG Stainless Steel Inner Barrel 6.03mm for Tokyo Marui M4A1 MWS Length:250mm best for 10.3 Reminder: When using the camera

Reminder: When using the camera underwater

and includes a realistic mock bolt with functional bolt stop to access the rotary style hop-up unit

Unique shapes

commonly known as the ACH

Prometheus EG Stainless Steel Inner Barrel 6.03mm for Tokyo Marui M4A1 MWS Length:250mm best for 10.3 Reminder: When using the cameraThe Prometheus EG Stainless Steel Inner Barrel 6. 03mm for Tokyo Marui M4A1 MWS is a premium upgrade designed to deliver unmatched accuracy, consistency, and durability to your gas blowback rifle. Built in Japan under strict quality control, this inner barrel is part of the renowned EG Barrel series known for precision engineering. Its 6. 03mm tight bore with + 0. 01mm tolerance ensures superior BB stability, tighter groupings, and improved overall