Thread: how to know proper length when changing a chain
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Old 09-24-14 | 06:40 PM
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FBinNY
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From: New Rochelle, NY

Bikes: too many bikes from 1967 10s (5x2)Frejus to a Sumitomo Ti/Chorus aluminum 10s (10x2), plus one non-susp mtn bike I use as my commuter

Originally Posted by cvcman
So run the chain big to big but DO go thru the derailuer..pull tigt and add an inch ?
Yes, One to two inches. On a modern derailleur you'll find yourself pulling the lower loop straight, so it's the same whether the chain is through the RD or not.
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