perfect Bicycle Brake Set: convenient for you to install, sufficient to meet your daily useProper in Size: each bike disc brake rotor measures approx. 160 mm in outer diameter, a center distance of approx. 44 mm, a thickness of approx. 1.9 mm, while each bicycle brake pad measures approx. 35 x 31 mm; Please check the size before purchasingFirm Ans Sturdy to Use: our 160 mm disc brake rotor is made of quality stainless steel material, and the bike disk brake pad is made of quality semi metal material, hard to rust, deform or break, and can serve you for a long time, reliable and serviceablePractical Accessories for Bike: the 160 mm 6 bolt disc rotor features hollow design and heat dissipation function, and the semi metallic disc brake pad is designed with low disk wear and comfortable braking feel, less noise and better modulationWide Scope of Applications: these stainless steel bicycle rotors can be applied on most mountain bikes and road bikes, and these bicycle disc brake pads are not only suitable for mountain bikes or road bikes, also for most electric bikes, scooters and so on, versatile to useColour:silver + blackMaterial:Stainless steelPackage Contents:2 x Disc brake pads12 x screws2 pairs x brake pads2 x spring2 x LatchOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.