Fangrui Product Details [improve Timbre] The Guitar Bridge Pin Is Made Of Plastic, Which Is Strong, , And Stable. It Is Equipped With A Pillow, Which Can Greatly Improve The Sound Quality Of The Guitar And Make The Guitar Sound And Fuller. [easy To Install] The Set Is Equipped With A Plastic Pin Puller, Which Is Used To Pull Pin, Making It Easy To Disassemble And Install Without Using Other Tools, Reducing The Risk Of Guitar Damage. [practical Gift] It Is Very Suitable As A Gift For Relatives Or Friends Who Like To Play Guitar, Helping Them Save Time In Replacing Guitar Parts, Play Better, And Enjoy Music. [wide Application] The Guitar String Pegs Parts Tools Kit Is Suitable For Most Acoustic Guitars, Folk Guitars, Ukuleles, Classical Guitars, Etc. It Is An Ideal Tool For Guitarists To Maintain Their Guitars And Change Strings. Colour:black Material:plastic Package Contents: 10 Set * Guitar String Pegs Parts Kit(6 Black String Cones + 2 Upper + Lower Combination Nuts Per Set) Only The Above Package Co