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If you're attaching shafts to wheels or joining one piece of structure to another, you'll most likely want to use a hub or a clamp.

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6 Items

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  1. Pololu Universal Aluminum Mounting Hub for 3mm Shaft, M3 Holes (2-Pack)
    Pololu Universal Aluminum Mounting Hub for 3mm Shaft, M3 Holes (2-Pack)
    SKU: POLOLU-1996 Brand: Pololu
    These universal aluminum mounting hubs allow you to mount custom wheels and mechanisms to 3 mm diameter motor shafts. The set includes two hubs, two M3 set screws for securing the hubs to motor shafts, and one 1.5 mm Allen wrench for use with the set screws. Each hub has four threaded mounting holes for M3 screws (not included).
    $12.70 AUD, inc GST
    As low as $12.06 AUD, inc GST
    - +

    1 from local stock, 1 supplier stock; your order will dispatch between Dec 1 to Dec 10. And yes, stock levels and lead times are accurate!

    Delivered by Apr 23rd
  2. Pololu Universal Aluminum Mounting Hub for 4mm Shaft, M3 Holes (2-Pack)
    Pololu Universal Aluminum Mounting Hub for 4mm Shaft, M3 Holes (2-Pack)
    SKU: POLOLU-1997 Brand: Pololu
    These universal aluminum mounting hubs allow you to mount custom wheels and mechanisms to 4 mm diameter motor shafts. The set includes two hubs, two M3 set screws for securing the hubs to motor shafts, and one 1.5 mm Allen wrench for use with the set screws. Each hub has four threaded mounting holes for M3 screws (not included).
    $14.40 AUD, inc GST
    As low as $13.68 AUD, inc GST
    - +

    11 from local stock, 1 supplier stock; your order will dispatch between Dec 1 to Dec 10. And yes, stock levels and lead times are accurate!

    Delivered by Apr 23rd
  3. Pololu Universal Aluminum Mounting Hub for 5mm Shaft, M3 Holes (2-Pack)
    Pololu Universal Aluminum Mounting Hub for 5mm Shaft, M3 Holes (2-Pack)
    Rating:
    100% of 100
    7 Reviews
    SKU: POLOLU-1998 Brand: Pololu
    These universal aluminum mounting hubs allow you to mount custom wheels and mechanisms to 5 mm diameter motor shafts. The set includes two hubs, two M3 set screws for securing the hubs to motor shafts, and one 1.5 mm Allen wrench for use with the set screws. Each hub has four threaded mounting holes for M3 screws (not included).
    $15.10 AUD, inc GST
    As low as $14.34 AUD, inc GST
    - +

    2 from local stock, 1 supplier stock; your order will dispatch between Dec 1 to Dec 10. And yes, stock levels and lead times are accurate!

    Delivered by Apr 23rd
  4. Pololu Universal Aluminum Mounting Hub for 6mm Shaft, M3 Holes (2-Pack)
    Pololu Universal Aluminum Mounting Hub for 6mm Shaft, M3 Holes (2-Pack)
    Rating:
    96% of 100
    5 Reviews
    SKU: POLOLU-1999 Brand: Pololu
    These universal aluminum mounting hubs allow you to mount custom wheels and mechanisms to 6 mm diameter motor shafts. The set includes two hubs, four M3 set screws for securing the hubs to motor shafts, and one 1.5 mm Allen wrench for use with the set screws. Each hub has six threaded mounting holes for M3 screws (not included).
    $16.85 AUD, inc GST
    As low as $16.01 AUD, inc GST
    - +

    2 from local stock, 1 supplier stock; your order will dispatch between Dec 1 to Dec 10. And yes, stock levels and lead times are accurate!

    Delivered by Apr 23rd
  5. Pololu Universal Aluminum Mounting Hub for 8mm Shaft, M3 Holes (2-Pack)
    Pololu Universal Aluminum Mounting Hub for 8mm Shaft, M3 Holes (2-Pack)
    SKU: POLOLU-2693 Brand: Pololu
    These universal aluminum mounting hubs allow you to mount custom wheels and mechanisms to 8 mm diameter motor shafts. The set includes two hubs, four M3 set screws for securing the hubs to motor shafts, and one 1.5 mm Allen wrench for use with the set screws. Each hub has six threaded mounting holes for M3 screws (not included).
    $16.85 AUD, inc GST
    As low as $16.01 AUD, inc GST
    - +

    1 from local stock, 1 supplier stock; your order will dispatch between Dec 1 to Dec 10. And yes, stock levels and lead times are accurate!

    Delivered by Apr 23rd
  6. Pololu Universal Aluminum Mounting Hub for 5mm Shaft, #4-40 Holes (2-Pack)
    Pololu Universal Aluminum Mounting Hub for 5mm Shaft, #4-40 Holes (2-Pack)
    More reviews are needed
    SKU: POLOLU-1203 Brand: Pololu
    These universal aluminum mounting hubs allow you to mount custom wheels and mechanisms to 5 mm diameter motor shafts. The set includes two hubs, two #4-40 set screws for securing the hubs to motor shafts, and one 0.05″ Allen wrench for use with the set screws. Each hub has four threaded mounting holes for #4-40 screws (not included).
    $15.10 AUD, inc GST
    As low as $14.34 AUD, inc GST
    - +

    2 from local stock, 1 supplier stock; your order will dispatch between Dec 1 to Dec 10. And yes, stock levels and lead times are accurate!

    Delivered by Apr 23rd

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