Make your own professional quality float line with these perfectly crafted float line plugs made by Neptonic Systems. They are machined out of solid stainless steel and designed to fit tubing with a å_ inch inside diameter. The float line plugs come fully welded and ready to go. The welded rings are custom extruded .138 diameter stainless steel for maximum strength. To complete your own float line, you will need the float line plugs, tubing, spectra core 5-10 feet longer than your float line, and the finishing kit. If you enjoy making your own gear, making a floatline can be a great spearfishing experience. Be sure to use our UV PROOF TUBING.