Back DORO® Swivel Adaptor Aluminum Item no. 3002-00 DORO® QR3 Cranial Stabilization System - Swivel Adaptor Aluminum Key features Provides 360° rotation Mix & Match with a Radiolucent Skull Clamp by means of DORO Interface Adaptor no. 3033-50 Alternative Products High Flexibility DORO® Swivel Adaptor connects the skull clamp to the base unit. It provides 360° rotation for optimum flexibility in patient positioning.