Tie Down Safety’s Alsipercha Overhead Fall Arrest Conical Sleeve Tube presents the global solution from Europe, and now Tie Down owns exclusive rights to this revolutionary product. The Conical Sleeve Tube installs into concrete columns prior to concrete setting. Once installed, the Alsipercha Inverted L system fits into the Conical Sleeve Tube and is ready to use. The Conical Sleeve Tube allows the Alsipercha Inverted L to rotate up to 360° depending on the application. The Conical Sleeve Tube’s design features an affordable pour-in-place or drop-in feature that is easy to assemble. Tie Down Safety maintains high standards and quality control through quality raw materials and components.