Feature:1. Shock Absorbing: Isolation spikes can be placed underneath speakers, or underneath vibration dampening panels and shock frames to minimize harmful vibrations and make less noise.2. Wide Application: Isolation foot spikes are suitable for HiFi speakers, speaker frames, amplifiers, CD DVD players, turntable recorders, cases, musical instruments and more.3. Plated: Speaker spikes are plated, stainless steel material, high hardness, more durable. Beautiful, high gloss, not easy to scratch, can be used for a long time.4. Adjustable Height: Speaker shock foot spikes are designed with height fine tuning balance nut, which can be adjusted in height (only foot spikes, without foot cone base pad).5. Enhance Sound Quality: Isolation spikes pointed at the ground, can eliminate the ground between the speaker and the pollution, help to keep the tone more focused, to obtain pure sound effects.Specification:Item Type: HiFi Speaker SpikeMaterial: Stainless SteelColor: SilverSpike Size: Approx. 40 x 20mm / 1.57 x 0.79in.Package List:4 xHiFi Speaker SpikeNote:Manual measurement, please allow some errors.