Easily screws onto tip of existing flagsticks. Nylon thread requires no brass insert. No metal-on-metal seizing.
All golfers that uses binoculars knows how difficult it can be to "shoot" the flag to get the correct distance. There can be objects that makes it more difficult and the wind can be so hard that the flagstick sways in the wind. This is the perfect oppotunity to help players find their distance, which makes the players satisfied whether it is members or guests.