Retro Arms Complete Gearbox V2 with Leviathan V2 Optical Jefftron

The kit includes a complete gearbox specifically designed for M4/M16 type replicas and an advanced optical Jefftron Leviathan V2.

The gearbox from Retro Arms is constructed from durable 7075 aluminum using CNC machinery, enhancing its strength and resistance to wear even with the use of the strongest springs. The gearbox is compatible with the Tokyo Marui standard and designed for 430/1.7 J.

Inside the Retro Arms Gearbox V2, you will find:

• CNC PandoRA 16_1 gears
• Retro Arms ball bearings (8 mm)
• Retro Arms INOX washers
• Cylinder type C
• Retro Arms cylinder heads
• Piston 14.5 teeth Retro Arms
• Dish Retro Arms
• Pusher bar Retro Arms
• Pusher bar mag release Retro Arms
• Anti-Reversal Retro Arms
• Piston head A1 Retro Arms
• Selector plate Retro Arms
• Trigger type J Retro Arms

Jefftron Leviathan V2

Jefftron Leviathan V2 optics

The Leviathan V2 is one of the most advanced optics available on the market. Key features of the model include:

• Switch trigger jump of just 0.13 mm - providing excellent operation with hair trigger type triggers
• RFTS trigger system - simulated trigger resistance for increased realism
• Additional port to support custom accessories

The Jefftron V2 Leviathan chip is pre-installed in the Gearbox.

The chip is controlled through a dedicated app for iOS and Android.