This is an authentic Hitachi replacement part that has been sourced from the original manufacturer to be used with pneumatic nailers. The o-ring is used to seal the space between the bottom The cylinder assembly. This item is sold as an individual replacement part.
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Some of the parts we sell are eligible for mail-in rebates since we can recycle them. We will display any applicable rebates in your shopping cart. To redeem your rebate, contact Customer Service after you have received your part.
