my friend cupcake from east county customs made this -4inch dna springer on a knock frame with 21" front wheels. link - http://www.trydna.com/
also mounted with cole foster gas tank.
low and short springer with 21" tires = awesome!
hk with dna springer convertion kit.
custom made kit includes headtube spacers, axle spacers, harley style chrome bearing cups, harley style bearings, and riser bolts.
