Tektro R559 Long Reach Brakes The Tektro R559 Long Reach Brakes offer 73mm reach and has a quick release with enough clearance for even the widest road tires. Power comes from the stiff forged aluminum arms and dual pivot design. The Tektro R559 is available with longer bolt and 10mm hex nut for classic style frames and forks. Sold as a pair Long Reach -73mm Forged Aluminum Arms P422 Adjustable Angle Cartridge Pads 179g/wheel (claimed) | Tektro | R559 Long Reach Road Caliper Pair | Silver | 55-73Mm