Superior Parts SP EA0164 Aftermarket Piston Driver for Senco FramePro Nailer 601 and 651 (4-Pack)

The Superior Parts SP EA0164 Aftermarket Piston Driver is designed as a replacement component for the Senco FramePro 601 and 651 Framing Nailers. This aftermarket part features a robust construction, utilizing heat-treated tool steel with a Rockwell hardness of 50-52, ensuring durability and performance under demanding conditions. It includes an O-ring for enhanced sealing and functionality, contributing to the overall efficiency of the nailer. A notable feature is its patent-pending locking mechanism, which secures the piston driver in place during operation, minimizing the risk of malfunction. Additionally, the piston itself is crafted from aerospace-grade #2024 aluminum, further enhancing its reliability and longevity in professional applications.