Designed to fasten to any surface or edge 1/2" to 3 1/2" thick. Industrial strength steel reinforced clamp with stainless steel hardware. Longer neck than the original Stella with 3" added to total neck length. Oversized Grip designed for comfort and durability. Over-molded stainless steel hardware. Tri-spectrum technology. Remote control. User friendly designed to give the user maximum flexibility, functionality, reliability, and control. 2 year manufacturer warranty.