Police raid Mongols bikie clubhouse on Olney Court in Balga Updated Sat at 3:18pm Photo: Police raid an Olney Court property in Balga on Friday night. (Supplied) Map: Perth 6000 Police have raided a Mongols bikie clubhouse in Perth but say they made no significant seizures or arrests. Several officers and police sniffer dogs swooped on the house associated with the Mongols Outlaw Motorcycle Gang on Olney Court in Balga about 6:00pm yesterday. Cars parked on the road were searched, and people were patted down. Police also asked one man to take off his shoes so they could also be searched, along with other items of clothes. Police Acting Sergeant Barbara Crane said the raid was part of a local operation and there were no significant seizures or arrests. Notorious Perth bikie Troy Mercanti's estranged partner Tammy Kingdon owns a property on the street.