BOX Helix Fixed Seat Post ClampThe BOX Components Helix bolt-on seat post clamp is a durable and lightweight alternative to add some color to your ride. The minimalist design and titanium hardware help keep this clamp lightweight at just 12g. Cold forged and CNC machined from 6061-T6 aluminum alloy, the Helix bolt-on seat post clamp is guaranteed to hold your seat in place and look good while doing so.FeaturesCold Forged and CNC machined from 6061-T6 aluminum alloyLightweight design and Titanium hardware31.8-BX-SC130F318: 12 grams/0.42 ounces