To actualize smooth rotation of a reflector and a shade relative to a housing.

This motorcycle headlight comprises a light source 1, the resin reflector 2, the shade 3, a projecting lens 4, and the housing 5, wherein the reflector 2 and the shade 3 can be rotated relative to the housing 5 via a bearing 6 which is arranged between the reflector 2 and the housing 5. Inner race fixing members 7a, 7b and outer race fixing members 8a, 8b are provided for fixing an inner race 6a of the bearing 6 to the end of the reflector 2 on the opposite side to the fixed side of the shade 3 and for fixing an outer race 6b of the bearing 6 to the housing 5, respectively. The reflector 2 and the shade 3 are rotatably supported on the housing 5 via the inner race fixing members 7a, 7b, the bearing 6 and the outer race fixing members 8a, 8b, in a cantilevered fashion.

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