Why not just drive it in a mini Dave Marshall rode from John o'groats to lands end, the most notherly point to the most southernly point on his orange zero...
Do you need the crank? I mean can you just power through with the crank extrator? If you do need the crank you may have to resort to beating it off with a rubber mallet, which will take some time.
A friend of mine talked to hope about it, 4 pawls with pair engagement and 48 points of engagement. Still no realeased they didnt give any time frame. But it sounds like a profile to me.
Don't be afraid to fall on your ass while learning them. Ive been trying them and using the brake at the point where you swap the weight from one foot to the other in order to keep the front up. But its hard...
If they have a standard freewheel fitting then it will. But, it will take alot of effort to get it off again. You will need a good strong chain whip and a roof bar to get some serious leverage on it.
Just buy the 18t screw on sproket. If you need to change your gear ratio it is alot easier to buy different sprokets for your profile. As for screwing it one, it really is that simple. There is no lockring because the force you apply to the back wheel continually tries to tighten it so it will never come loose.