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Pololu Universal Aluminum Mounting Hub for 4mm Shaft, #4-40 Holes (2-Pack)
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 #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).
We have an assortment of universal mounting hubs available, spanning several shaft sizes and featuring mounting holes threaded for metric or imperial screws:
Alternatives available with variations in these parameter(s): shaft diameter mounting hole size Select variant…
| Description | Specs (4) | Pictures (3) | Resources (2) | FAQs (0) | On the blog (1) | Distributors (52) |
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Dimensions
| Size: | 19 mm diameter × 5 mm thick |
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| Weight: | 3.2 g1 |
| Shaft diameter: | 4 mm |
| Mounting hole size: | #4-402 |
Notes:
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