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Ships within 48 hours · Estimated delivery Aug 7 - Aug 12
6mm bearing Gearbox (Include Bearing)
- Light weight
Smoother Ver6 & 7
system disable rotary switch
Superior performance with HFC134a/HFC22 Gas and Crispy Blow Back with CO2 Gas
Prometheus 6.20mm Delta Strike Barrel for Marui M4A1 / R.I.S. / SR16 / S-SYSTEM / SG551 (ALL+) (407mm) reg_US 6mm bearing Gearbox (Include Bearing)Prometheus 6. 20mm Delta Strike Barrel for Marui M4A1 R. I. S. SR16 S SYSTEM SG551 (ALL+) (407mm) High grade precision barrel at 6. 20mm diameter for extra power and precision shooting Suitable for Tokyo Marui 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, with 60 70 meter accuracy at under 1J. Length: 407mm
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