15x15 mm table clamp for square round tubes aluminium profiles

15x15 mm system for square round tubes from DIY store
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Inside Dimension = 15.5 * 15.5 mm
Nut Size M5
Nut internally

Easily printable.
For the framework are 0.8 mm shell and 25% filling enough.
15x15 mm system for square round tubes from DIY store
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Inside Dimension = 15.5 * 15.5 mm
Nut Size M5
Nut internally

Easily printabl