Are you 100% sure it's a 1/8" chain. ? I had exactly the same thing happen once when inadvertently trying to fit a 3/32" chain to a 1/8" chain wheel.
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Are you 100% sure it's a 1/8" chain.
? I had exactly the same thing happen once when inadvertently trying to fit a 3/32" chain to a 1/8" chain wheel.