Bicycle brake caliper device

Abstract

A bicycle brake caliper device is provided, including: a caliper, includindg a caliper body and a piston, the piston defining a central axis extending along an axial direction, the piston disposed in the caliper body and being movable relative to the caliper body along the axial direction, the caliper body having a mounting side portion, which includes a first mounting portion, the first mounting portion having a plurality of first mounting structures, each first mounting portion having a central line parallel to the central axis; and an adapter seat, being adapted to be assembled on a bicycle frame and including a second mounting portion, the second mounting portion detachably assembled to the first mounting portion by a connecting member along the central line of one of the first mounting structures in the axial direction.

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