Feature: 1.Every product has a unique Manufacturing Part Number label on the inner package that proves it has been qualified,which include Part Number,Model Number and inspection date information;2.If you have any questions about the item,please provide us the Manufacturing Part Number for checking,your profits will be guaranteed.3.High-output, low-noise dual rail double-coil pickup,4 wires for coil tapping. 4.Two pole pieces and is fully shielded for low noise and wired for hum cancelling.5.Black dual rail humbucker cover, durable and shining6.The Resistance between red wire and black wire: approx. 4.98 K.7.The Resistance between white wire and green wire: approx. 4.98 K.8.Suitable for Electric Guitar .9.The surface of the product is covered with a film to prevent scratches and damage. Please remove the film before installing the product on the guitar.Specification:Color: Black, SilverMaterial: Metal + magnet + copperWhite line: firewireBlack line: Neutral wire(Zero Line) When connecting the black line with the white line, the resistance is about 8K, which means two single pickup connected to be a humbucker's resistance.Red line and green line are single pickup, when they connect with white or black line, the resistance is about 4KInstall hole to hole distance: 75mmDimension: approx. 85 x 26 x 20mm/3.35 x 1.02 x 0.79inch(L x W x H)Weight: 395gPackage include:5 x Dual Rail Humbucker Pickup 10 x Screws