Advance internal spring design Hidden Cable management Hand-tightened friction-hinges for smooth, quiet operation Designed for all Thronmax mics and other professional broadcast mics Compatible with all standard shock mounts Studio-Grade Design Caster features a broadcast studio-grade all-tube design with internal springs and hidden cable management. All friction-hinges are hand-tightening, no need for any tools, and a full 360-degree rotation means you are covered for any application. Effortless and quiet, Caster stays in place after being adjusted, and the robust C-clamp creates a solid connection with your desktop