This pin commemorates the 58^th Annual Bonneville National Speedweek land speed trials in 2006. This is when the 2007 MV Agusta F4-1000R raced across the salt flats and into the Southern California Timing Association record books as the fastest production class 1000cc motorcycle in the world with an average combined speed of 185.882 MPH. Bid on this item to get a piece of history.