Connects to your handlebar clutch/brake clamp, left or right side, and holds one 1" diameter mounting ba Chrome base fits the control clamps on your motorcycle with 40mm x 6mm stainless steel hardware, provided in the kit The hole centers on the base have a minimum width of .94" and a maximum of 1.58" 1" rubber (B) size ball Display packaged For more information on this product check out this video.