SRAM Apex Braze-On Front Derailleur
Proprietary actuation ratio (only compatible with SRAM road shifters) Designed to optimize traditional and compact gearing shifts Aluminum construction with shift-engineered steel cage Braze-on model can be used with SRAM adapter clamps to fit 31.8/34.9mm frames if needed (use GS-8308/8309) 89g (braze-on), 103g (clamp) Product Features Clamp: braze-onRings: double