La Rosa Harley-Davidson Sportster XL to Softail Bobber Solo Seat Conversion Mount Kit with 3" Coiled Springs (Fits: 2007, 2008, 2009) Fits Harley-Davidson Sportsters from 2007, 2008, 2009 Black Powder Coated Finish Simple and easy to install. (One of the simplest in the market) This kit will help converts your Harley Sportster to be able to mount Chopper Bobber Style Solo Seats. Comes with a pair of 3" coiled springs