Features:Use pure copper, good-looking, high gloss, anti-scratches.Can be used for hifi speakers or speaker frame.It can be put under the speaker, or under the shock board and anti-shock frame, the shar p end point to the ground, can minimize the harmful vibration.Can eliminate the pollution between the ground and the speaker, get the pure natural sound effect.Designed with height fine-tuning balancing nut.Specifications:Color: SilverMaterial: CopperSize: Approx. 11 * 60 mm / 0.43 * 2.36 inCHPackage Included:4 x Speaker Spike4 x Base PadOnly the above package content, other products are not included.Note: Light 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.