LuguLake Ebony Wood & Brass Speaker Spike for Amplifier/Studio Monitor/CD Player/TV Feet 0.9 inch,4 Packs 100% Brand New & Top Quality: Designed to to lift your loudspeakers or subwoofer off the ground and focus vibrations on four small points. Improving sound clarity, stereo imaging, and bass response. Solid Brass Spike: Heavy duty spike which can hold a large speaker easily. The stand feet is solid enough to support your big unit. Thick & Retro Ebony Wood Base: With the high-quality base, it will provide you the best protection for your precious wooden floor and desk. Self Adhesive: The self adhesive pads can stick directly to the underside of speakers, never damage your equipment. Package Contents:4 pcs spike+4 pcs base. Product Height:23mm(0.90in). Product Diameter:20mm(0.79in).