※ You can expedite shipping preparation by informing us of your desired color in the message after purchase. ※ Changed from balance type to rotation-focused. 25mm trackball case for Keyball (Keyball) designed with a 3D printer. The body has a minimal design. The ball can be easily removed with a little force. Designed for right-handed trackball use, but can also be used for left-handed use. ※ Please understand that the connection between the bearing mounting hole and the print will be on the front side. ⬜︎ About Bearings Compared to regular ceramic balls, the movement is smoother and improves operability, but on the other hand, there is a slight rubbing feel and sound. Three high-precision NMB MinebeaMitsumi bearings (DDL-415X5ZZ) are used. It may feel a bit expensive, but the price includes the bearings and screws x 3. Users only need to prepare a 25mm trackball to use it. ⬜︎ About Compatible Balls Compatible balls are Perixx 25mm balls. POM balls are also supported, but due to individual differences, the size may vary slightly, so if the sliding is poor during operation check, you need to loosen the center bearing and make fine adjustments. ⬜︎ Two Designs "EN" with a rounded, soft, and slightly cute impression. "KAKU" with a solid and angular, cool impression. Please choose according to your preference. ⬜︎ Colors (Filament Used) Bambu Lab PLA Matte ・Black…Matte Charcoal (Sales Name) ※Almost Black ・White…Matte Ivory White (Sales Name) ・Gray…Matte Ash Gray (Sales Name) ⬜︎ Notes Before Purchase ※ We try to print as cleanly as possible, but please consider purchasing only if you understand that layer lines unique to 3D printing may occur. ※ Support material marks may be noticeable to prevent print collapse. ※ Bearings are installed and inspected before shipping. ※ The main body and trackball are not included. ※ Scheduled to be shipped via Yu-Packet Post (mini). ※ Please refrain from price negotiations.