Angle adjustable and removable bicycle shaft has an attachment shaft with atube with an axle of rotation at the top end and a side tube and quick release mechanism

摘要

The angle adjustable and removable bicycle shaft has an attachment shaft (103) with a tube (20) with an axle of rotation (201) at the top end and a side tube (10) with two ends whose ends are attached with clamps (101,103) at whose ends are openings (104) for clamping the axle of rotation firmly and has a lengthwise split (105,106) whose end has an opening (100,104). A fast-release system (30,40) has an eccentric block (401) with a hole.