Three-Body (3-B) is not only a fidget spinner, but also a mechanical haptic. The appearance is in the shape of a spacecraft. Some grooves are designed on the side for easy force application.
This 2.0 Ti/zirc version is the upgraded version which improved vibration feedback. There is a little Ding sound in the factory state. You can also DIY the sound and feel by replace springs and beads. The springs are customized. Spring holes are 4mm * 5mm. Beads are 3.5mm.
In the box there are spare R188 bearing and 3 sets enclosed spring-bead. You can replace the spare enclosed beads to experience a softer feel and sound.
Material: Ti/zirc Dimensions: 39.7*16.5 mm Weight: 66g
