I am a wired-loving, trust-worthy trackball enthusiast! The item for sale is a fully customized, used: ・Kensington SlimBlade This includes: ・L-shaped USB adapter [Customization Details] ・Custom color (navy + red accent) ・Support ball changed from ruby to G5 ceramic ball ・Switches replaced with silent buttons in all 4 locations ・Cable shortened (approx. 30cm) [Color] ・Painted with lacquer spray 　*Please refrain from purchasing if you are concerned about minor imperfections due to amateur craftsmanship. ・Both the upper and lower housings are painted. ・Colors may differ slightly between the photos and the actual product. Please understand this. [Maintenance] ・Performed by me as a personal hobby, after complete disassembly. ・Maintenance Points 　□ Housing washed with water 　□ Chattering prevention 　　→ Silent buttons have been installed 　□ Circuit board cleaning ← Removed any dirt with anhydrous ethanol ・Check Points 　□ Connection to a computer 　□ Button check using a tool 　□ Ball scrolling ・Finishing Touches 　□ Ball has been treated with Bonanza Please ask any questions in the comments.