WTB: Silver Crank Arms - 178mm

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David B

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May 26, 2022, 1:11:15 PM5/26/22
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Been a while since I've participated, so apologies for posting a transaction-related post as my re-entry point, but...

During some swapping of parts I noticed some cracks in my favorite vintage Shimano Deore cranks that are on my Redwood. Upon inspection of my other set of the same model that I was going to swap onto my Clem, I noticed cracks forming in the same spot of the driveside crank arm. So... time to finally get some modern cranks! Good thing I caught this before they broke through. 

I'm looking for Riv's Silver Crank Arms in 178mm - ideally just the crank arms as I have chainrings already to use. I am aware that Riv has the 178mm length in stock as a complete triple setup, but I really don't need the triple chainrings and hardware. 

So, send a PM if you can if you've got some for sale. Alternatively, if you're looking for the triple chainrings and bolts/spacers that come on this setup (https://www.rivbike.com/products/silver-crank-triple-44x34x24), I could order this from Riv and pass the chainrings on at a reasonable price.

Thanks,
David

David B

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May 27, 2022, 5:15:11 PM5/27/22
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Closing out this request. Riv restocked these and added a 42/28/guard combo that works perfectly for my intended purpose, so I just put in an order and I'm all set.
Thanks,
David

R. Alexis

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Jun 7, 2022, 4:32:51 AM6/7/22
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David,

Where are the cracks formed? My guess it is in the webbing between the crank arm and the chainring mounting arm? Is it possible to file the crack out to avoid it spreading?

Thanks,

Reginald Alexis

On Thursday, May 26, 2022 at 12:11:15 PM UTC-5 David B wrote:
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