The RAP-B-379-HA1U consists of a 1/4"-20 X 1" thread, connected to a 1" diameter ball, female blind barrel nut and nylon washer.
Compatible Harley-Davidson Motorcycles:
Features: 1. Base can be mounted above or below mirror holes 2. Rubber ball dampens shock and vibration 3. High strength materials ensure product longevity 4. Lifetime warranty 5. Made in U.S.A.
Material: High Strength Composite & Steel
Ball Size: 1" Rubber Ball "B" Size
Installation Instructions: 1. Locate fairing mirror holes. 2. Place the nylon washer over the barrel nut. Insert the barrel nut into the hole on the controls. 3. Screw the threaded ball into the barrel nut from the other side of the hole. Tighten with 5/8" and 1/2" wrench.
Note: The "U" in the part number reflects product packaged in poly bag. For bikes equipped with a hydraulic clutch, modification of the included washer may be required for proper installation.