sweet now that i was directed here from the tech section i now know what i need to turn my candy ogange steel kona into a single speed lets see if i got this right 1/surley singulator 2/cor spacers 3/single chainring bolts 4/single cassett cog 4/ 32/18 gears 5/ ability to take a lot of punishment in the legs. if i forget something let me know this is my first attemt at bulding and or riding one ..viva the revolution the ,one speed one that is !!.............thank for the help