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The Chinook range was changed to cater for far reaching technical gear system developments The new generation middle rings have two pairs of shortened teeth to assist shifting 8 or 9 speed compatible PCD : 64mm Material: AL 7075 T6
The Chinook range was changed to cater for far reaching technical gear system developments The new generation middle rings have two pairs of shortened teeth to assist shifting 8 or 9 speed compatible PCD : 64mm Material: AL 7075 T6