A support arm assembly for milking equipment is disclosed which includes a pivotable support arm and a stationary arm suspension configured to support the pivotable support arm. The pivotable support arm includes an elongated arm member configured to support a milking cluster of the milking equipment at a distal end portion thereof. The elongated arm member is pivotable in a first direction and an opposite second direction in a substantially horizontal plane. The support arm assembly also includes a holding device configured to maintain the elongated arm member in a first pivotal position when the elongated arm member is subjected to a pivotal force smaller than a threshold force. Further a milking parlor is disclosed.