Blackbird x Ibis BlkBrd Seat Collar 38.6mm Silver

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