Size:180mm Material type:Alloy Steel Description: Brake pads are the most important safety components for bicycles, and they plays a decisive role in brake process. A set of efficient braking system must be able to provide a stable, sufficient and controllable brake force as well as a good heat dissipation capacity, to avoid braking failure caused by too much heat. This is a must-have item for build a bike or repair your bike. Specifications: Material: 410 Stainless Steel Color: Silver (as shown in the pictures) Size: 140mm, 160mm, 180mm (optional) Package Weight: approx. 228g(140mm), 192g(160mm), 296g(180mm) Thickness: approx. 1.9mm / 0.07" Quantity: 2pcs Package Included: 2 x disc brakes 12 x screws Note: 1. Please allow 1-3mm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please in kind prevail. About this item For Universal, Mountain Bike, Road Racing Bike etc It will need less time for mechanical running-in, prevent heat accumulation Wonderful brake performance Perfect flatness and incredibly smooth Made of high quality stainless steel, which is lightweight and convenient to install For Universal, Mountain Bike, Road Racing Bike etc It will need less time for mechanical running-in, prevent heat accumulation Wonderful brake performance Perfect flatness and incredibly smooth Made of high quality stainless steel, which is lightweight and convenient to install