This rugged clip is specifically designed to mount Shure wired microphones (and compatible models) with a shaft diameter of approximately 3/4-inch (25 mm to 30 mm), including popular favorites like the PGA48, PGA57, PGA58, PGA81, SM48, SM57, SM58, SM94, SM137, 565, 545, Beta 57, Beta 58, KSM8, and KSM9, directly to standard 5/8-inch threaded microphone stands.