Features: 1. Made of aluminum material, high hardness, good strength and long durability. 2. Practical high quality piston assembly kit, simple installation and easy use. 3. Widely used in agriculture, fishery, animal husbandry, aquaculture and forestry. 4. Gasoline generator accessories piston kit with stable performance and reliability. 5. Reliable accessories for gasoline generator, a perfect replacement for the old one. Specification: Condition: Brand New Item Type: Piston Assembly Material: Aluminum Fitment: Fit for 190F/GX420 Hole Diameter: Approx. 2cm / 0.8in Product Size: Approx. 9 x 6.7 cm / 3.5 x 2.6 in Weight: Approx. 448g / 15.8oz Package List: 1 x Piston 5 x Piston Ring 2 x Clamp Spring 1 x Pin Features High-quality Replacement: Made of durable aluminum material, this piston assembly kit ensures high hardness and good strength, providing long-lasting performance. Easy Installation: With its practical design, this piston kit offers simple installation and easy use, saving you time and effort. Versatile Usage: Perfect for agriculture, fishery, animal husbandry, aquaculture, and forestry applications, this piston assembly kit is a reliable choice for various industries. Stable Performance: Engineered for stability, this gasoline generator accessories piston kit delivers consistent and reliable performance, ensuring smooth operation. Perfect Replacement: Designed as a reliable replacement for your old piston assembly, this kit is compatible with 190F GX420 engines, ensuring your generator runs efficiently.