HM-5G6-01 Main Rotor Blades Set includes four single blades with the same specification as HM-LM2-Z-01, HM-LM2-1Z-01 & Novus CX Main Rotor Blades. They are 100% compatible with the Walkera 5G6, 5G6-1, Lama2 & Lama2-1 and Novus CX helicopters.