Attach this cable to your Knitter's Pride interchanger tips to create a 24" circular needle. 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 cord and keep knitting safe.