Description Our Replacement Aluminium DELUXE top fitting for flagsticks supplied with either a plastic threaded acorn nut (3/8″-24 sizing) or ball knob (M8 Sizing). Allows use of tubelock flags on both our putting green golf flags and tournament style flags. For our putting flagstick sets we use the Ball knob (M8 sizing) as the top fitting whereas we use the acorn nut (3/8″-24 sizing) for our tournament flagsticks. If you have any questions on our deluxe top fitting for flagsticks or any other products please don’t hesitate to contact us: �� Phone: 02922 523451✉️ Email: [email protected]