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Choose from 5 sizes: 121.813 3-3/8" 121.814 4-1/2" 121.817 5" 121.809 5-1/2" Round 121.812 7-1/2" Round Silicone gaskets are used to seal hot perforated flasks to the vacuum casting chamber.
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🇺🇸 Ship from USA · On Agora since 2025
$27.25