Replacement grip snaps and locks onto any 1 dia. rail no tools required. Soft, molded rubber hand hold for a comfortable, non-slip grip on doorway handrail, roof access ladder and more. How to Install1. Temperature must be at least 45°F to complete installation.2. Clean rail thoroughly.3. Separate backing from the double-sided tape, one perforated section at a time.4. Wrap tape horizontally around rail, tearing at perforations.5. Place one side of Dura Grip around the back of the rail and press to adhere tape.6. Maintaining height alignment with the back piece, place the other side of Dura Grip around the rail.7. Starting at the top, squeeze the Dura Grip pieces together until they connect.8. Secure tightly with tie wraps, seating them in the grooves at the top and bottom of Dura Grip.9. Remove excess tie wrap tail and file until smooth to the touch. 9L x 1-1/2 dia. Molded rubber grip Made in USA | Stromberg Carlson Dura Grip