Unior Rotor Wear Indicator PSI Select the perfect chainring size

Select the perfect chainring size from our 1x/2x 110x4 Q RINGS® or Round range

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Unior Rotor Wear Indicator PSI Select the perfect chainring sizeMonitoring your disc rotor wear is essential for consistent braking performance and rider safety. This tool is designed to measure disc rotor thickness and help determine when replacement is needed quickly and accurately. Features If the rotor does not fit into the slot, it is still within the safe wear rangeIf the rotor does fit into the slot, it has reached or exceeded its minimum thickness and should be replaced to maintain braking performance and