high quality and testing is fine These are brand and have never been installed and are in excellent condition Complete With Neck & Bridge Surrounds These are excellent value LP alternative humbuckers Will fit most guitar as a direct replacement They feature solid nickel pole pieces. Fully wax potted and sealed. Pair open zebra faced humbucker pickups Perfect for electric guitar Double Coil Humbucker replacement. 52MM polepiece spacing for bridge place. Ceramic magnet,Two Conductor. Resistance: 9K-16K Material: Plastic + Magnet + Copper Wire Size: 92.1 x 46.1 x 20mm Colour: Black Package Contents:2 x Pair open zebra faced humbucker pickups Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.