This tractor tyre valve includes the cap and core. You can use it to replace the parts or whole valve. This tyre valve is easy to install and the cap can be a second barrier to keep the air from outside. This TR618A valve is widely used on most air liquid tyre vavle and is suitable for agricultural tractor tyres. This tubeless tyre valve use thread interface and you can screw on the cap easily and fridge. mly Das Radvv Valve is strong and can provide a good valve system. It forms the tyre pressure, the contents of leaking and can hold