Spearit Speargun Wishbones, NTR Bead Terminals with 1.9mm Spectra&reg; Cord (no Installation Tools Required) Package Quantity: Select using the Size pull down. Terminals: NTR Beads ( no tools required for installation ) Length: 4.5 inches (see image) Cord: 1.9mm 100% Spectra(R) Braid See listing images for instructions.