horizontal motion lock
/hˌɒɹɪzˈɒntəl ˈməʊʃən ˈlɒk/
n
English · horizontal motion lock中文 · 水平运动锁Español · bloqueo de movimiento horizontalFrançais · blocage horizontal
Bedeutung：Grip that pivots the camera platform from left to right and locks it in the desired position.