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FingerTech 'Viper' Vertical Spinner Add-On

FingerTech 'Viper' Vertical Spinner Add-On

Regular price $60.50
Regular price Sale price $60.50
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Add a vertical spinner weapon to your Viper Combat Robot!

This high-speed Brushless Motor and Controller mated to a Clamping Drum with AR400 Steel teeth! 

Mounts on the existing Viper Combat Robot. (Requires modifying the original plastic armor, or buy a modified set here: Vertical Spinner Armor Set)

No soldering required!

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Weight: 124grams (4.37oz) - added to the base kit, the total weight is 446grams (15.73oz) with a 9V battery, 419g (14.78oz) with a 2S 300mAh lipoly, or 426g (15.03oz) with a 3S 300mAh lipoly.

Drum diameter: 61.5mm (2.42in) tooth-to-tooth


  • Weapon Safety Lock
  • Phillips screwdriver #2
  • Threadlock liquid
  • Electrical tape, zip-ties, or cable-ties


Kit Includes:

*Requires modifying the original plastic armor, or buy a pre-cut set here:Vertical Spinner Armor Set


As with anything related to combat robots, it is potentially dangerous to add a spinning weapon to a robot. Never power up the robot outside of a safety enclosure. Always use a safety lock and follow proper activation procedure.

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