darmach's blog

tech junkie

Tiny, tiny, tiny pulley

Some time ago I posted a render of the 623zz pulley – a tiny pulley to guide GT2 timing belt. I was aware of the dimensions of the part (well, I designed it to have certain dimensions to fit around 623zz bearing, right?) and this is how render looked:

Pulley for 623zz bearingAnyway, even with me knowing how small the part was – it’s amazing how tiny it is when I received it printed. I hope it will work well, we’ll see… Take a look at it in real world:

623zz pulley for GT2 timing belt

623zz pulley for GT2 timing belt

And last picture Рstanding on a small coin for comparison:

623zz GT2 timing belt pullem on a coin

Told you its tiny!

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