Perixx Peripro-303GR Small Trackball, 1.34 Inches Ball for Perimice and M570, Glossy Red (18021) : Amazon.co.uk: Computers & Accessories
Korey Pereira, MPSE on Twitter: "Beyond floored by how cool these custom rollerballs for the @kensington Expert Mouse turned out! #postsound #expertmouse #KensingtonTrackballs #trackballambassadors #studiolife https://t.co/8IvNqgXNAq" / Twitter