Ghxamp M8*60mm Speaker Spikes Stand Feet Pad Copper Audio Tripod Nails Subwoofer Speakers Suspension Dedicated 4 Sets - Speaker Accessories - AliExpress
Spikes - SoundFoundations
Speaker Spikes, 4 Pcs/Pack Pure Copper Speaker Spike Feet Pads Isolation Spikes Stand Shoes Shockproof with 4 Base Pads for HiFi Speakers or Speaker Frame : Amazon.ca: Electronics