Fangrui Product Details Compatibility: Fits For Blue Blue Snowball Sm7 At2020 Microphone Which Is Sturdy And ,sturdy And Adjustable Suspension Boom Scissor Arm Stand:adjust The Suitable Angle And Height To Show Your Voice; Can Be Mounted On The Announcers Table With The Table Mounting Clamp Easy To Use: Folding Type, Convenient To Carry; Completely Flexible, Firmly Attach The Microphone Anywhere. Widely Use: Suitable For Any Stores, Families, , Studios, Broadcasting And Tv Stations, Etc Folding Type, Convenient To Carry. Max Load Capacity: 2.2lbs/1kg Size:stretch: 70cm Each Scissor Arm Length: 13.78 Inch/35cm Mounting Clamp Width: 2.44 Inch/6.2cm Colour:black Material:metal Package Contents: 1 X Microphone Scissor Arm 1 X Table Mounting Clamp 1 X 3/8 To 5/8 Converter Screw Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Different Displays May Cause The Color Of The Item In The Picture A Little Different From The Real Thing. The Measurement Allowed Error Is +/- 1-3cm.