SinglePointr Wheel Nut Indicators are the ‘Original’ wheel safety devices. Cost-effective wheel safety solutions that offer heavy vehicle fleet drivers and service inspectors a simple, fast and reliable way to visually inspect and identify any indications of loosening wheels and overheating brakes. Pack of 100 - Available in Standard Yellow All Redcat Wheel Nut Indicators provide a visual indication of overheating brakes, with the indicators themselves starting to melt at set temperatures. Standard Yellow Indicators are rated at 123°C, while High Temperature Indicators are rated at 150°C. High Temperature Indicators are ideal for fleet vehicles where frequent braking is required, such as kerbside garbage collection trucks and city buses. Manufactured from specialised materials, the High Temperature Indicators possess a higher heat resistance.