3.0" Single Door Knob (7/16" Washer)

Ninja/Parkour spinning hand obstacle device.


Spinning Door Knob Features:

  • sealed bearings 
  • no hardware means you are buying the knob plus a pair of sealed bearings. 
  • There is a schematic drawing posted in the photo thumbnail section of what the hardware kit does and how it should be set up.
  • this product is not available for discounts
  • there is a 3% wobble tolerance meaning we test each hold for balance but it's not a perfect world. 
  • Does not come with metal plate.