The Bostitch ORK11 O-Ring Repair Kit is a genuine OEM product designed specifically for N70, N80, and N90 nailers. This kit includes yellow and black O-rings to help repair and maintain the performance of your air nailer. With the trusted Bostitch brand and model designed for compatibility, this repair kit ensures a secure and reliable fit for your nailer, allowing for continued functionality and efficiency in your workshop or at home.