Pen Spinning Mod (Mod Name: Spinsticks "W" Version Pentrix) Length:21cm,weight:19gram for Style Move Penspinner Component: spinsticks "w" series pentrix mod 1ea. Length: 21cm & weight about 19 g. Indelible body design, verious design for collect. Can't write, just mod for pen spinning. Mod for style move style pen spinner.