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For assembly and disassembly of the clasp ring of the spider/chainring. Made from strong heat treated steel For BoschClassic Line (1st generation) and Active Line (2nd generation), performance line, performance line CX.
For assembly and disassembly of the clasp ring of the spider/chainring. Made from strong heat treated steel For BoschClassic Line (1st generation) and Active Line (2nd generation), performance line, performance line CX.