MULTI SIZE: Automotive Silicone Vacuum Tubing Hose line Kit ID 1/8" 5/32" 3/16" 1/4" 5/16" 3/8". Vacuum connectors included 3 types and 12 sizes, 5 straight size, 5 tee size, 2 reducer size. Silicone Vacuum Tube: The new upgraded vacuum hose has a wall thickiness of 3mm.
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