These Pololu universal aluminium mounting hubs allow you to mount custom wheels and mechanisms to 6mmdiameter motor shafts
The set includes two hubs, four #4-40 set screws for securing the hubs to motor shafts, and one0.05″ Allen wrenchfor use with the set screws. Each hub has six threaded mounting holes for #4-40screws(not included).
Each of the two included hubs has six mounting holes for #4-40screws(not included), letting you mount custom wheels or mechanisms to your motors. The four included #4-40 hex set screws (two for each hub) allow secure coupling of shaft to hub, with the longer set screws intended for the deeper of the two set screw holes. A0.05″ hex wrench(often the smallest size in SAE Allen wrench sets) is included for use with the set screws.
The product images show a hub with Pololu’s 19:1 metal gearmotor 37Dx52L and a Pololu stamped aluminium L-bracket for 37D metal gearmotors. These hubs will work with any 37D mm metal gearmotors, and they also work with 80mm, and 90mmPololu wheels.
Specifications
Size: 25.4mm mm diameter × 9.2 mm thick
Weight: 6.8g*
Shaft diameter: 6mm
Mounting hole size: #4-40**
*For a single hub only (without set screw) **This is also the size of the set screws
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