●【Material】: High quality alloy steel material protects bike disc brake screws from rust in all environmental conditions and guarantees powerful rotation strength. ●【Performance】: MTB brake bolts are of High Strength,perfect corrosion-resistance, durable life,and effective resistibility against both high and low temperature. ●【Installation】: Compatible with almost all disc brake type bicycles,disk brake bolts ensure extremely simple installation even for novices. ●【Package】: 12 pcs of T25 brake rotor bolts,Comes with a beautiful box