https://www.heltontoolandhome.com/senco-lb1101-o-ring-genuine-oem-replacement-tool-part-for-ea0178-ea0179-ea0181/
Senco LB1101 O-Ring for EA0178, EA0179, EA0181 | Helton Tool & Home
Replace worn O-rings with the Senco LB1101 O-Ring, designed to fit models EA0178, EA0179, EA0181, EA0190, EA0192, EA0211, EA0213, and EA0221, ensuring a tight...
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