This TR618A valve fits 5/8 \" rim holes which is suitable for most agricultural tractor tires. This tractor valve can be used to replace the entire valve on the tire or you can use parts of it to repair the valve. This tubeless tire valve uses a threaded interface design on the valve stem and valve stem cap, they can be locked tightly together. The wheel valve is an important part of the valve system and with this you can prevent the problem of tire valve leakage. This tire valve is easy to install on the correct type of tire rim and you don't need any special tools. Specification: Material: Metal. Color: Show as picture. Size: 57mm. Replacement part number: TR618A. Note: There might be a bit color distortions due to different computer resolutions. There might be slight errors due to different hand measurement. Package includes: 1 * Tire valve. Motor vehicle parts Vehicle parts