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Wheel diameter |
50, 75 and 100 mm |
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Wheels |
steamed beech, silk mat transparently varnished |
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Tread |
1 or 2 soft polyurethane tread rings |
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( non-marking, non-staining, resistant to abrasion ) |
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Housing |
fix castor - steel, zinc plated |
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Wheel bearing |
plain bearing - design screws |
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