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this were here. Utrecht is a city where 33% of all trips are by bike & it's so safe & car-free no one wears a helmet: YouTube - Bicycle Rush Hour Utrecht (Netherlands) I

Perhaps your grandchildren may one day be riding electric bikes with a 400 mile range :) :"Lithium-Air Batteries Reportedly Show Great Promise for Extending Range of EVs" Green Car Advisor

I tend to take these types of stories with a large pinch of salt but I wonder if there is anything in this one? New lithium-ion battery could last 20 years, long after you've broken the devices they once powered -- Engadget

You will have all heard this before but I have now fitted a 19T sprocket to my Pro Connect. The difference is gratifying; it now performs and feels just right. Not sure if an 18T sprocket would be worth it for that extra but of speed though. Refitting the snap-ring was a right b****r, but...

My Pro Connect is the first bike I have had that has plain flat pedals, as I've always used toe-clip pedals before. It may be that I'm not used to them but I've had a couple of occasions where my feet slid out and lost contact with the pedals making for a very uncomfortable feeling of losing...

Just noticed via Twitter that 50cycles have opened an online Kalkhoff spares shop, including spare motor sprockets: 50cycles Electric Bikes - Kalkhoff Electric Pedal Cycle Spare Parts

Does anyone have any tips on oiling the chain on a Pro Connect? With my other bikes I have always run the chain backwards in order to clean it with a rag and then spray oil on while it is spinning. The Pro Connect doesn't allow me to do this as the freewheel appears to be at the bike crank...

I took delivery of my first bike two days ago, the Kalkhoff Pro Connect from 50cycles. Only problem noticed on delivery was a slightly loose reflector on a pedal - a trifling matter that was soon fixed. So far I've taken it out on two battery conditioning runs, i.e. fully charged and then rides...

I have read a number of articles on the benefits/disbenefits of regenerative systems. There appears to be a consensus that the benefits are not very large with the current state of technology. However it seems to me that if a system could offer power regeneration with no drawbacks it may be...