FingerTech Mecanum 3mm Hub - Delrin
If you will be mounting your Mecanum Wheels on different robots or replacing the motors and need a different shaft bore size, you will want to pick up some extra hubs.
$1.43
0-FT-MECHUB-P FingerTech Mecanum 3mm Hub - Delrin <p><font color="00ff66" size="2" face="Arial, Helvetica, sans-serif">If you will be mounting your <a href="0-FT-MECANUM-SET.html">Mecanum Wheels</a> on different robots or replacing the motors and need a different shaft bore size, you will want to pick up some extra hubs.</font></p> <p><font color="00ff66" size="2" face="Arial, Helvetica, sans-serif">Bore is 3mm, can be drilled out to accommodate up to 1/4" shafts<br /> Includes 6-32 setscrew<br /> 4x 4-40 tapped holes on a 3/4" bolt circle</font></p>
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If you will be mounting your Mecanum Wheels on different robots or replacing the motors and need a different shaft bore size, you will want to pick up some extra hubs.
Bore is 3mm, can be drilled out to accommodate up to 1/4" shafts
Includes 6-32 setscrew
4x 4-40 tapped holes on a 3/4" bolt circle
I was about to spend more money on a hub than the stepper motor it was to be mounted on - then I found these plastic hubs. Strong enough for my project, and easy to drill out to the correct shaft size. Works great. Why can't someone make a low cost plastic shaft coupler as well?
$1.43 
save money!
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