1. COMPLETE RUBBER RINGS This product comes with an installation tool that allows you to quickly and securely attach the Orings to your dart shafts. It contains 100 Orings, enough to meet your longterm use and replacement needs. 2. RELIABLE AND DURABLE Protect your darts from wear and tear with our premium rubber dart shaft orings. Their effective cushioning prevents damage and deformation, while their robust design increases gaming efficiency. 3. Wide application: with our Orings for dart shafts, you can achieve maximum stability and prevent the dart shaft from wobbling. They are also suitable for different types of darts and keep them securely in place. 4. These o rings for dart shaft are designed to fit most darts and prevent them from loosening during play. They are compatible with aluminium or metal dart shafts with 2AB thread and can be easily installed or replaced.