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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
Finish: Anodised surface (various colour/pattern options)
Type: Electronic Trigger Unit (ETU / ECU)
quieter operation
2x Flanged Ball Bearings 3x8x3mm
and aggressive SpeedQB-inspired aesthetics
RetroArms CNC Gearbox M4/416 TM NGRS (8mm) Charging Handles Finish: Anodised surface (various colour/patternThe RetroArms CNC Gearbox M4 416 TM NGRS (8mm) is a premium CNC machined gearbox shell designed specifically for Tokyo Marui Next Gen Recoil Shock (NGRS) M4 and HK416 platforms. Built from high strength aluminum alloy and engineered with extreme precision, this gearbox provides unmatched durability, perfect gear alignment, and enhanced performance for high end custom builds. Ideal for advanced technicians and performance focused builds, this gearbox
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