Box Helix Seat clamp Black 31.8mm
Cold forged and CNC machined from 6061-T6 aluminum alloy, the Helix Seat Clamp is tough,lightweight (A31.8 clamp weighs about14 grams/0.5 ounces.) and exceptionally good looking.
Available in 31.8 and 25.4 sizes in anodized Red, Blue, Gold and Black withlaser-etched graphics and titanium hardware.