Available colors: White, Black, Gray, and others. *Black will be provided if no color is specified. Included: ・25mm bearing trackball case 　Bearing x3 assembled, 　We will ship after confirming smooth movement. Options: ・25mm trackball +1,500 White or Black "hand-dyed" *Simple coating applied ・Sensor board set +3,500 "PMW3360 + lens + board pre-soldered" Operation confirmed with Keyball, Keyball-LP, roBa, roBaish, and cool642tb. Balls of colors other than red will also react. Please contact us if using cool642tb, as it will be a height-adjusted version.