SRAM Red D1 Rim Brake SetSRAM Red D1 Rim Brake Set The SRAM RED brakeset improves on all fronts: it's lighter, more aerodynamic and leverages more braking power. What's more, it features broader tire clearance. A classic made modern. AeroLink arm amplifies braking power while reducing frontal area. Light, aero pad retainers carry SwissStop Flash Pro pads standard. Aero design extends to the shape of the indexed four position quick release. Wider clearance for modern tires and