To install, simply locate the “back” of the dampener, there is a piece of the dampener that connects the four segments together that will identify the front from the back. To install, simply do one section at a time, pulling the strings apart; the front side should be closest to the string bed.
http://www.tennisexpress.com/category.cfm/tennis/tennis-vibration-dampenersNot all dampeners are built the same and they're not all as easy to put on as othe...
The International Tennis Federation or the ITF dictates the placement of your vibration dampener. You can place it in one of two places. Either below the bottom cross string or above the top cross string.
How to Put a Damper on a Tennis Racket Prep. Read the dampener box, if you have it, for any instructions or tips. Examine your racket to note the string... Small Dampeners. Find the two center main strings between which you will place the dampener. Gently move them apart to... Long Dampeners. Place ...
If you want to install a round dampener, you put it with the notch in one of the two middle main strings at the throat of the racket. Then pull the second string in the opposite direction until the dampener snaps into place. Finally, you push it upwards until the first cross string is reached.
A quick how-to installation video for the ADV Tennis Sorb Dampener.
Given there aren't many areas on a racquet you can install a dampener without it negatively interfering with the ball, you wouldn't think there'd need to be any rules on it. However, according to the USTA's Official Rules of Tennis and the ITF rulebook, a vibration-damping device “may only be placed outside the pattern of the crossed strings” (Rule 4, Case 3).
Quick Installation: Alien Pro tennis dampeners offer an easy installation factor where you just have to open the slot and get it on the string. In addition, the vibration and shock levels will be reduced to make the game professional.