| 摘要 |
PURPOSE: A protective cap for a hydraulic brake cylinder of a bicycle is provided to maintain fine exterior of a hydraulic brake cylinder by preventing damage of the hydraulic brake cylinder and to deliver accurate braking power by maintaining stable piston operation. CONSTITUTION: A protective cap for a hydraulic brake cylinder of a bicycle comprises a protective cap body(10). An insertion hole(12) is formed in one end of the protective cap body and a pipe insertion hole(14) is formed in the other end thereof so that the protective cap body can be tightly fitted in the outer surface of the hydraulic brake cylinder. A cutting line is formed in the protective cap body along a longitudinal surface. LED flashers are formed in the outer surface of the protective cap body.
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