Smooths the transition between the cylinders and the engine cases. This form-fitting cover chromes the entire gap between the cylinder base and the inner primary. Fits all Softail® models from 2000 thru 2007, all Touring models from 1999 thru 2007, Dyna Wide Glide® models from 1999 thru 2005, and any Dyna Glide® model that has been converted to forward controls from 1999 thru 2005.