Originally Posted by sirwilliamjr
<snip>can I just take off the rings I don't want and use some sort of spacers to but on the ring I do want to use? If you didn't notice, I'm new to SS's and haven't ever taken apart a rear wheel to know what to expect.<snip>
I'm new to SS's too, so I'll answer your question with another question (so somebody can set us both straight):
-wouldn't it be easier/better to use a new hub with a BMX cog, instead of using a disassembled freewheel cluster?