Spikes made of metal turned from billet, they are perfect for decoupling speakers with M8 threads. Thanks to fine workmanship, these spikes offer maximum support for speakers of high weight and size, while also facilitating coupling with the included sub-point, which is also turned from solid. Completing the kit is a self-adhesive EVA felt pad to be placed at the base of the under spikes in order to preserve the supporting cabinet or floor. M8 Male/Female Thread Possibility of support only Made of metal turned from billet Size: 32.3 x 25 mm (Undercut tip) Weight: 75 grams each Package contents: 4 Pcs. Spike including M8 tapped thread, 4 Pcs. Underscores, 4 Pcs. EVA Felts