Prometheus 6.20mm Delta Strike Barrel for Marui M4 SOCOM / SOPMOD Next Gen. / AK102 / M4A1 / R.I.S. / SR16 / S-SYSTEM / SG551 (363mm) Length-(mm)_480 Precision Barrel for PSG-1 Electric

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Prometheus 6.20mm Delta Strike Barrel for Marui M4 SOCOM / SOPMOD Next Gen. / AK102 / M4A1 / R.I.S. / SR16 / S-SYSTEM / SG551 (363mm) Length-(mm)_480 Precision Barrel for PSG-1 ElectricPrometheus 6. 20mm Delta Strike Barrel for Marui M4 SOCOM SOPMOD Next Gen. AK102 M4A1 R. I. S. SR16 S SYSTEM SG551 (363mm) High grade precision barrel at 6. 20mm diameter for extra power and precision shooting Suitable for Tokyo Marui M4 SOCOM SOPMOD Next Gen. AK102 M4A1 R. I. S. SR16 S SYSTEM SG551 AEG Rifle For custom upgrade user, you can choose a longer barrel PROMETHEUS EG Barrel by LAYLAX (JAPAN) This allows for precise, long range shooting,