A 30mm deep tray, loaded with 22 pink winders that slot perfectly in place between foam runners to prevent any rattling and damage.; These winders are 260mm long and 18mm wide, ideal for longer pole floats. The stack system is interchangeable with all the Rive winder trays; 30mm deep tray; 22 pink winders; Foam runners to prevent any rattling and damage; Ideal for long floats; Interchangeable with all the Rive winder trays