Features: Crafted from solid cast iron and synthetic leather, this replacements piston with a extra sealing rings ensures long time performances and seal suction for Type 75 and suitable hand pumps. The piston kit features a straightforward installation process, requiring minimal effort to replace worn component and restores water pump efficiency. Ideal for homeowners, gardeners, and maintenance professional seek reliable replacements parts to extend the lifespans of manual water pumps in residential or agricultural setting. Produced for use in backyard garden, small farm, and outdoor water systems requiring consistent manual pump operation with leakproof performances. This complete piston assembly includes a supplementary sealing rings for added convenience, while its precise size (5.3cm height, 4mm thickness) ensure compatibility with most Type 75 pump models when verified before installation. Specifications: Component:Cast Iron Size:Approx.9x8cm/3.54x3.15inches Package Includes: 1Set solid Cast Iron Replacements Piston note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.