I just disassembled my MX518 to clean around (and under) the mousewheel. This is a mouse I've carried with me from NZ to the UK, I've owned it since 2005 and it

I just disassembled my MX518 to clean around (and under) the mousewheel. This is a mouse I've carried with me from NZ to the UK, I've owned it since 2005 and it's still going strong. _Such_ a good mouse.