Packing: 2pcs Material: metal Colour:black Hole diameter:3mm/0.12inch, mounting hole distance:77mm/3.03inch Size: 100x26x2mm/3.94x1.02x0.08inch Sturdy, rust and corrosion resistant, durable and long-lasting. Designed with two countersunk holes for mounting, easy and convenient installation, ideal for guitar projects or replacement. Applicable scope: suitable size for electric guitar single coil pickups, suitable for ST SQ electric guitar replacement parts.