Recent content by ArtK

I get it now. Very nice. Much simpler then I thought but better! I am surprised the roller clutch fails so much. How many miles do folks get out of them? Is it a contamination issue? Roller clutches are rated for such high torque. There is a bmx company that exclusively uses roller...

I don't understand how this is different then the link below other then using two acs free wheels instead of just one dicta freewheel and a screw on cog. Seems like using the screw on cog would be stronger??? I guess I just dont understand it. Is there still a clutch bearing against he...

FYI Neumotors aren't that far off in power to weight They are about 2.9 hp per lb sustained and 5.5 hp per lb surge.