Thread: DEX210 RTR MM conversion ?
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  #23  
Old 05-08-2013
mattr mattr is offline
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Join Date: Mar 2011
Location: Sweden
Posts: 1,838
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You need two small idlers. 3 gear uses the one large idler, 4 gear uses 2 small ones.

But they come as a complete set, so no big deal.
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