Versatile Application: Ideal for a wide range of machinery, these hydraulic dust caps are suitable for agricultural equipment like tractors and harvesters, as well as engineering machinery such as excavators and loaders. They also as essential hydraulic repair spare parts, enhancing maintenance efficiency and equipment . Comprehensive Kit: Receive 10 sets of hydraulic coupler dust caps and plugs, each with a 1/2inch threaded interface. This kit includes five vibrant colors (red, blue, yellow, green, black), providing two pairs for each color, ideal for easy identification and organization in various agricultural settings. Construction: Crafted from high-quality rubber plastic, these hydraulic quick connector dust caps and plug covers offer superior resistance to mechanical damage. The robust material ensures excellent sealing performance, adapts to interface wear with self-deforming capabilities, and withstands chemical and UV exposure, significantly extending usability. Enhanced Protection: Our hydraulic dust covers are designed to safeguard your connectors from contaminants and adverse weather conditions. By preventing dust and debris entry through the quick connector, these covers protect the hydraulic system's integrity and prevent rust damage to the connector threads, ensuring long-term reliability. Color: As Shown Material: Rubber Package Contents: 10sets x Hydraulic Dust Caps & Plugs Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.