Kaira and his partner Clifford Dimbo whose stage name is General Kanene are in police detention on charges of stealing copper ore using trucks.
But Christopher Kangombe, the acting secretary general of the PPF told Flava radio in Kitwe that the police should arrest what he called well known copper thieves.
He did not explain why he believes Kaira´s arrest was motivated by political interests.
Kangombe challenged the police to exercise professionalism in dealing with the case.
He also questioned the credibility of MMD aspiring candidates in some parts of the Copperbelt and accused them of being involved in illegal mining activities.
Macky 2 and General Kanene are expected is to appear in court anytime.
Panji Kaunda is the oversee of the PPF , and according to him, it is a pact between Zambians and the Patriotic Front.