PoryKon YoYo Counterweight (with bearing)

PoryKon YoYo Counterweight (with bearing) for 5A yoyo play.       PoryKon Product Development Story as told by the PoryKon Design Team:  Narrated by : PoryKon Design Team (Denny Ko Kwan Ho & Lowhand Ng Wang Kit)1 . Name ConceptPoryKon's name comes from Pokémon monster no.137 ‘Porygon’. They both are polyhedron and have a similar pronunciation.2. Porykon Development DiaryWhen Denny (Ko Kwan Ho) was practicing AP2018 Freestyle on Jun 2018, he found out the normal counterweight circle on the string is not easy to pull out and it even becomes a knot. When Lowhand (Ng Wang Kit) knew that, he suggested to create a new counterweight to solve this problem. After their initial discussion, there were two conclusions of design direction:1. Design a diamond shape counterweight to decrease the contacting area of the string and counterweight.2. Include ‘bearing system’ to auto-adjust the tightness of the string. We used 3D print tech to be a pilot run and made different shape prototypes to