This air compressor replacement part is designed to improve system efficiency by offering practical sealing and pressure control. The rubber material is resistant to deformation, ensuring long-term use. Ideal for maintaining equipment performance, it provides users with a dependable solution for air pressure regulation in diverse settings. Features -Color:Black -Material:Rubber -Size:3.90X3.90X0.40cm/1.53X1.53X0.16in -Advanced leak prevention: highprecision sealing technology eliminates air leakage, boosting compressor efficiency and reliability -Automatic pressure control: intelligent system adjusts to pressure variations, enhancing operational safety and extending equipment life - durability: designed for rigorous industrial applications, ensuring stable performance -Resistant to extreme conditions: built with durable materials to withstand heat and wear, ensuring consistent operation in tough environments -Universal compatibility: small and versatile design fits multiple air pump and compressor models, simplifying installation and replacement Package list: 4 x pressure switch pad