This rebuild kit is designed specifically for the first-generation Tandem Master Cylinder, suitable for both industrial equipment and automotive applications requiring heavy-duty reliability. It includes pistons with seals, a spring assembly, and a snap ring, providing all the necessary components for maintenance and restoration of your master cylinder. The kit features a bore size of 1.032 inches, ensuring a perfect fit and optimal performance in demanding environments. Whether restoring a fleet vehicle or servicing a critical industrial machine, this kit offers durable, high-quality parts to maintain brake system integrity and safety.