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 Post subject: Bikedrive cranks
PostPosted: Wed Oct 16, 2019 11:08 pm 
Old School GrandMaster | Rider
Old School GrandMaster | Rider
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Joined: Thu Nov 26, 2015 7:29 pm
Posts: 5417
Location: peak district
https://www.ebay.com/itm/BIKEDRIVE-susp ... Sw44BYkOR5


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 Post subject: Re: Bikedrive cranks
PostPosted: Thu Oct 17, 2019 6:50 am 
Retro Guru
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Joined: Thu Apr 30, 2009 9:47 pm
Posts: 1246
Location: Newbury, Berkshire
mk one wrote:
https://www.ebay.com/itm/BIKEDRIVE-suspension-crankset-172-5mm-VGC-STRONGLIGHT-VERY-RARE/123718524198?hash=item1cce32dd26:g:zooAAOSw44BYkOR5

Blimey :shock:; there has been discussion on the merits of this design previously a while back - Some may think that they look cool, but do they actually give any advantage?

mrkawasaki quoted some of the spec here - scroll down a bit:
viewtopic.php?f=4&t=164238&hilit

... and not so favorable here:
viewtopic.php?f=4&t=183862&hilit
Pip.


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 Post subject: Re: Bikedrive cranks
PostPosted: Fri Oct 18, 2019 12:45 pm 
Retro Guru
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Joined: Mon Apr 10, 2006 11:02 pm
Posts: 1008
Location: Hayling Island
Like a dual mass flywheel for your treader! Who cares if they work or not? They look cool and are a great pub conversation starter...


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 Post subject: Re:
PostPosted: Fri Oct 18, 2019 6:55 pm 
retrobike rider / Gold Trader
retrobike rider / Gold Trader
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Joined: Tue Nov 14, 2006 2:27 pm
Posts: 2963
Location: In the Woods. . .
172.5..... now if they were 170 or 175 I would, but 172.5..... really....


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