Extension Tube - This extension tube extend the length of your boom arm or the height of your mic stand, which moves the connection farther and allows the microphone to be as close to you as possible for better recording. Wide Application - The package includes a 5/8inch male to a 3/8inch female metal adapter and four rods which have a 5/8inch male thread on one end and a 5/8inch female thread on the other end, both together can fit the most boom arms, mic stands, shock mounts and most microphones, such as for SM7b, MV7, Podmic, Blue- Snowball, etc. High Quality Material - It has -coated finish and it is made of aluminum alloy, which makes the tube strong and stable without losing compact and . So you don't need to worry about the microphone falling off during use. Easy to Install - Just screw the entension rod and the metal adapter if you need onto your boom arm or microphone stand or other. Colour: black + silver Material: metal Package Contents: 4 x adapter 8 x rods 5/8inch male thread 5/8inch female thread 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.