[Material]: Snare Sand Belt Regulator is made of Metal material, sturdy and fine, can be used for a long time [Easy to install]: Snare Drum Strainer Regulator is easy to install and disassemble [Replacements]: Nice replacements for your old or broken parts [for beginner]Snare Drum Regulator Adjuster can adjust the snare drums for the tone, great for beginner training [Applicable]:Snare Drum Adjuster is Suitable for percussion instrument such as snare drums, drums Size: large bottom:3cm/1.18inch small bottom:3.5cm/1.38inch Color: Silver Material: Metal Package Contents: 1 set * snare drum strainer 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.