Replacement Smart cords for use with the Knitter's Pride interchanger needles. The Smart cord has 1" markings for quick measuring on the go. Resilient, flexible cords lay flat, with no kink or twist easy to store. Smooth join enables stitches to slide around needles effortlessly Long threaded screw-in join insures that cord and needles stay connected. Tightening hole provided in the metal join for extra secure tightening. Specially designed key facilitates effortless tightening. End caps easily fit on the cord and keep knitting safe. Interchanger Cables or Cable