Luka from Sabre Airsoft shares maintenance tips for the Vorsk VMP2 airsoft replica to a customer of theirs. He emphasizes the use of PTFE grease for lubrication and demonstrates the disassembly and reassembly process, highlighting key lubrication points. Luka identifies a potential gassing issue with the knocker arm in his own VMP2 and advises viewers to return their replicas if they observe similar behavior.