Musician's Gear Mesh Microphone Grille Silver Fits Sm-58 Die-cast zinc sphere retainer rings. Standard thread size fits most brand name ball-shaped dynamic microphones. This durable wire mesh grille features die-cast zinc sphere retainer rings and an inner foam filter to reduce wind and breath pop noises Standard thread size fits most brand name ball-shaped dynamic microphones The Musicians Gear SP-58 Steel Mesh Mic Grille is a perfect replacement for your aged, dinged or dented microphone grille This durable wire mesh grille features die-cast zinc sphere retainer rings and an inner foam filter to reduce wind, breath, and pop noises