Pololu Universal Aluminum Mounting Hub for 6mm Shaft M3 Holes (2 Pack)

The Pololu universal aluminum mounting hub allows you to mount custom wheels and mechanisms to 6 mm motor shafts. The hubs are sold in pairs, and each hub includes two M3 set screws for securing a motor shaft to the hub. Each hub has four M3 threaded holes for M3 machine screws (not included).

AUD$ 15.95

In stock in Australia  

Shipping from $2.90

+1412 more from our supplier in 7-10 days

Our Code: MEC-30182

Supplier Link: [Pololu MPN:1999]



These universal mounting hubs are designed to work with most 6 mm shafts, including round shafts and “D” shafts. Each hub has six mounting holes for M3 screws, letting you mount custom wheels or mechanisms to your motors. M3 hex set screws (two included for each hub) allow secure coupling of shaft to hub. The kit includs set screws and a matching 1.5mm hex wrench.

Kit Includes:

  • Two hubs
  • Set screws for fixing the hub to a shaft
  • 1.5mm Hex wrench to fit the set screws
We also stock M3 machine screws of various lengths that can be used to fit wheels to these hubs.

The picture to the right shows a hub with Pololu’s 29:1 metal gearmotor 37Dx52L mm and a Pololu 37D mm metal gearmotor bracket. This hub will work with any of our 37D mm metal gearmotors.

File downloads

Pololu universal aluminum mounting hub for 6mm shaft, M3 holes mechanical drawing (47k pdf)

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