THE ESSENTIALS M6 SPIKE & SHOE UPGRADE KIT Durable stainless steel precision machined construction Will replace existing feet underneath a product An easy upgrade for V5 Elektra, V5 & EVO3 Aquarius, EVO3 Sigmas, V5 & EVO3 Titan or the historic EVO3 Solus model Each pack contains x4 M6 threaded spikes and x4 floor protecting shoes Can be used to upgrade all loudspeakers with M6 thread