Features: Made of pure copper, with a high-gloss finish and scratch-resistant surface. Suitable for use with HiFi speakers or speaker frames. Can be placed under speakers, shock boards, or anti-shock frames, with the pointed end facing downward to minimize harmful vibrations. Helps reduce interference from the ground, improving sound quality. Designed with a height fine-tuning balancing nut. Color: Silver Material: Copper Size: 11 x 60 mm / 0.43 x 2.36 inches Package Included: 4 x Speaker Spikes 4 x Base Pads Note: The package includes only the items listed above. Other products are not included. Lighting and monitor settings may cause slight variations in color between the image and the actual item. Measurement error is +/- 1-3 cm.