Five (5) QuickReleaseâ?¢ Adapters for Microphone Stands and Microphone Clips & Free Carrying Case BundleThe QR-1 is the perfect tool for quickly swapping microphones in the studio or on stage. The bottom half threads onto a 5/8â?? microphone stand while the top half threads into a 5/8â?? threaded microphone clip. To disconnect the two, simply pull down on the lower halfâ??s molded grip while lifting up on the top half! The QR-5 is a five-pack that includes a FREE carrying case!