The super strength, extremely low stretch, extremely high cut and abraison resistance of Spectra(R) make it the perfect fiber for speargun wishbone cord, shooting line or extra heavy duty reel line. A great all purpose accessory cord for camping, hiking and many other applications where strength and toughness in a lightweight line are essential. Compatible for use as line and wishbone cord with products made by Biller, JBL, Spearfishing Specialties, Ocean Rhino, Sea Hornet, Bandito, Demka, Mares, Riffe, JBL, Mako, Demka, Wong, AimRite, Koah, Bandito, Cressi, Beauchat, Hammerhead, Sporasub, Sea Stinger, Trident and more.