The item is 50 pairs of professional and practical 2.0mm male & female bullet banana connector plugs, which are mainly made of durable gold-plated metal material, and can be used to hook up RC battery to electronic, and hook up brushless motor to electronic control. They have low resistance, and gives the best electric flow. Features - Color: mainly golden.- Material: durable gold-plated metal.- Plug inner diameter: about 2.0mm.- and 2.0mm Gold Plated Male & Female Bullet Banana Connectors Plugs.- Include 50pcs 2.0mm male bullet banana plugs and 50pcs 2.0mm female ones.- Used for RC battery ESC motor, or other RC DIY purpose.- Hook up brushless motor to electronic control.- Low resistance, and gives the best electric flow.Pcking list: 50 * 2.0mm Gold Plated Male Bullet Banana Connectors Plugs50 * 2.0mm Gold Plated Female Bullet Banana Connectors Plugs