SUS 410 Stainless steel rotor. Titanium nitrite coasted rotor provides superior surface hardness. 6 stainless steel bolts included. Weight: 140mm/64g、160mm/92g、180mm/112g、203mm/154g Colorful and stylish. Color : Red suitable for： MAGURA、HAYES、AVID、SHIMANO、GRIMECA、FORMULA.
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