Chain wear indicator
a worn chain makes poor shifting and will slip over the cog teeth. Premature wear of chainrings and sprockets may happen
features two gauges for checking out chain stretch
a/ +0,075mm per link : chain to be replaced quickly in order to avoid sprockets replacement
b/ +0,10mm per link : chain and sprockets to be replaced at once, chainrings may be worn
stainless steel
high precision cut
Weight : 34 g




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