Thread: Replacing Biopace chainrings
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Old 02-29-12 | 10:22 AM
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Catnap
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From: Ridgewood, Queens

Bikes: Zunow, 3Rensho, Look KG196

Originally Posted by ev0lution
Alright so my Bianchi has Shimano FC-1050 105 cranks. Velobase tells me it has 130mm BCD. I want to buy round chainrings for that crank.

Here is what I'm looking at buying. Are they compatible? Any other reason to avoid them?

52T
42T

Thanks
there should be no issue using those chainrings, but I don't recommend that eBay seller. I bought stuff from them and waited more than a month for it to arrive. Sellers in Taiwan have good prices but ridiculous shipping times.
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