This basic and indispensable piece of equipment is made of Delrin and comes in two different widths, 34mm and 45mm:
• 34mm width holding 30 meters of line, S80B (black)
• 45mm width holding 45 meters of line, S80BW (black or white)
All with a diameter of 80 mm and unparalleled holes for smooth clipping. Discs inner edges are chamfered. The line is a 2mm thick polyestersilk line woven to be slightly negatively buoyant.