Heavy Base Plate with Airline-Rail SystemThe Heavy Base Plate with Airline Rail System is a robust, professional grade foundation plate engineered to support modular BDSM furniture built on 6060 mm steel tubing. This heavy duty base plate adds flexibility and structural stability, giving you a solid groundwork for building high end bondage chairs, pillories, cages, or custom furniture systems. Features & Benefits Solid structural base: Provides a stable, load bearing foundation for modular