| 摘要 |
The invention relates to an axle system (100) for a rolling sporting device (101), comprising an axle (103) for sliding a sleeved running roller (105) on; a locking element (107) for locking the running roller (105) on the axle (103), which locking element can be pushed radially out of the axle (103); and an actuating button (109), which can be moved inside the axle (103) between a blocking position, in which radial movement of the locking element (107) is blocked, and a release position, in which the radial movement of the locking element (107) is allowed. |
