05-24-2021, 09:58 PM
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Join Date: Apr 2021
Location: Western Mass
Posts: 28
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17mm Sprocket
I noticed most front sprockets I am finding are with a 17mm inner dimension. I have seen 18 and 20 as well. I am about to order new sprockets for my TBR7 D. Are the 17mm sprockets the ones used for the China bikes?
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