This is a set of Shimano 105 BR-5800 Brake Calipers for road bikes. The set includes a front and a rear brake caliper assembly and mounting bolts. Cables and housing are sold separately. The new Shimano 105 inherits many of the technological improvements in Shimano's higher end 11-speed groupsets. If you are interested in an excellent price/performance ratio, this is the perfect components group for you: A no-nonsense, reliable, durable and excellent performing component group with an attractive duo-textured design in silky silver and black. The 105 5800 brakes allow for up to a 28mm tire and have a dual pivot caliper design for greater power transfer and stopping power.