Brake dust collector

A brake dust collector comprising:

• a pair of brake pads that are respectively disposed on both sides of a disc configured to rotate together with a wheel and are in close contact with or separated from the disc according to a forward and backward movement of a piston;
• a housing having the brake pads embedded therein and configured to cover at least a part of the disc;
• a main fastening portion having a main fastening hole formed to penetrate a trailing portion of the housing in a radial direction;
• a main filter module provided to be detachable from the main fastening portion and including a main filter provided in the main fastening hole and a main filter cover through which at least one main flow hole is formed to penetrate and which is configured to support the main filter;
• a sub fastening portion having a sub fastening hole formed to penetrate a window of the housing in the radial direction;
• and
• a sub filter module provided to be detachable from the sub fastening portion and including a sub filter provided in the sub fastening hole and a sub filter cover configured to support the sub filter.