BlackBird Seat Collar SEAT COLLAR 34.9 GRE

- Minimalist CNC machined and anodized aluminum\n- 12mm clamp height from the bottom of the collar to the internal lip\n- For 31.6mm post use 34.9mm clamp diameter, 16g \n- For 34.9mm post use 38.6mm clamp diameter, 18g \n- Torque Spec: 6Nm