These Pololu universal aluminium mounting hubs allow you to mount custom wheels and mechanisms to3mmdiameter motor shafts
The set includes two hubs, two M3 set screws for securing the hubs to motor shafts, and one1.5mm Allen wrenchfor use with the set screws. Each hub has four threaded mounting holes for M3screws(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. These universal mounting hubs are designed to work with most3mm diameter shafts, including round shafts, “D” shafts, andTamiya’s 3mm hexagonal shafts.
Each of the two included hubs has four mounting holes for M3screws(not included), letting you mount custom wheels or mechanisms to your motors. The two included M3 hex set screws (one for each hub) allow secure coupling of shaft to hub, and a1.5mm hex wrench is included for use with the set screws.
These hubs will work with any mini/15.5D mm metal gearmotor ormicro metal gearmotor, and they also work with 60mm, 70mm, 80mm, and 90mmPololu wheels(excluding theMulti-Hub versions; see the individual wheel pages for compatibility details).
Specifications
Size: 17.5 mm diameter × 5 mm thick
Weight: 2.8g*
Shaft diameter: 3 mm
Mounting hole size: M3**
*For a single hub only (without set screw) **This is also the size of the set screw
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