Material: 316 A4 Edelstahl. M6 M8 M10 M12 M14 M16. M4 / M5 / M6 / M8 / M10 / M12 / M16. MATERIAL：Racewill copper nickel brake line is easy to be bent by hand and flare by simple tools.all brake line fittings are made of durable brass to prevent rust and plated for corrosion resistance.
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