Transforms knob into easy to turn lever Easy to install with just a screwdriver For left or right hand use Opening a door with a door knob can be a safety concern for people with hand issues, perhaps caused by arthritis or injury. This 5" (12.7 cm) extension handle converts a doorknob into a door lever for easier use by people with limited hand function or grip strength. The Extender fits over the existing standard doorknob and still allows complete access to the keyhole. A cord can be inserted through the slot at the end of the handle to help people with a limited reach or for use by aide dog. View a Door Knob Gripper, a larger diameter, easier to turn soft grip that adapts most door knobs and some faucets. 75416-1002$17.15 If you have any questions or need help, just call us, 973.305.0006