Hero Factory Mask (Rotor / Vapour) is a LEGO piece that appeared in the Rotor set which was released in August 2010.
This part currently has a value of $4.25 based on average sale price over the last 6 months.
Name: Hero Factory Mask (Rotor / Vapour)
Appears in: 1 set
Bricklink code: 87831
Confidence: Low
Current value: $4.25