- Replacement Compatibility: The dual piston rods are designed as direct replacements for Hitachi frame nailer models NR83A, NR83A2, and NR83A2(S). They effectively replace old part numbers 883-511, 878-303, and SP 878-. - Precision Engineering: Each piston rod is meticulously crafted to ensure optimal performance. Made from high-density material, it enhances durability and reliability for long-term use. - Seamless Fit: These piston rods are engineered for perfect compatibility with a range of models, including NR90AE, NR90AD, NV90AG, NR90AE(S), NR90AF, and NR90ADPR. They integrate seamlessly with your existing tools, minimizing downtime. - High-Quality Material: Constructed from PU, these piston rods offer exceptional quality and reliability. The vibrant yellow color enhances visibility, ensuring you can easily locate your tools on the job site. - Practical Applications: Ideal for professional contractors and DIY enthusiasts, these piston rods are perfect for framing, roofing, and other construction projects. Ensure your nailer operates at peak efficiency with these reliable replacements. - Enhanced Performance: With their robust construction and precise fit, these piston rods improve the performance of your nail gun, enabling you to tackle projects with confidence and ease. Choose these high-quality replacement piston rods for durability, compatibility, and exceptional performance in your Hitachi nailers.