5 PCS Silicone Washer Seal Pad for HP or Canon

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One set of 5 silicone washer/seal/pad for CISS (Continuous Ink Supply Systems). They can be installed on HP or Canon print head, e.g., HP 364, 564, 178, 920... They are...

$4.99

Title
One set of 5 silicone washer/seal/pad for CISS (Continuous Ink Supply Systems).
They can be installed on HP or Canon print head, e.g., HP 364, 564, 178, 920...
They are used between the print head and cartridges to overcome the ink leakage of CISS
Prevents air getting between the cartridge and print head
Makes a tight seal and corrects pressue to draw ink from cartridge