TRP SPYRE FLAT MOUNT MECHANICAL BRAKEDisc brakes are very reliable and work well in various conditions. They work well in wet conditions, mud, and dirt. The TRP Spyre Flat Mount Mechanical Brake has two piston movement that evenly contacts the rotors for optimum braking performance. The ramped ball bearings inside offer smooth pad engagement and excellent modulation. The brake pad composite is resin with metal fibers. They do not come with mounting hardware, rotors or adapters. Features Two piston movement evenly contacts the rotors for optimum braking performance Ramped ball bearings offer smooth pad engagement | Trp | Spyre Flat Mount Mechanical Brake Black/silver