How to install an oil leakage mask?

1. First, unpack and check whether the helmet installation parts are complete, including a helmet, two screws and a mask.

2. Then, clamp the screws in the screw holes on the left and right sides of the helmet, and pass the screws through the fixing buckle and the mask to be firm.

3. Finally, tighten the screws. Tighten the screws on both sides, but not too tight. It is best to move the mask up and down freely to complete the installation.

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