Feature: 1 product has a different Manufacturing Part Number label on the internal package that proves it has been qualified,which encompass Part Number,Model Number and inspection date information; 2 you have any questions about the item,please provide us the Manufacturing Part Number for checking,your earnings can be guaranteed 3, low-noise dual rail double-coil pickup,4 wires for coil tapping 4 pole pieces and is totally shielded for low noise and wired for hum cancelling 5 dual rail humbucker cover, sturdy and shining 6 Resistance between red cord and black wire: approx four K 7 Resistance between white twine and green wire: approx 4 K 8 for Electric Guitar Specification: Color: Black/Silver/ Black + white(As images shows) Material: Metal + magnet + copper Brand name: White line: firewire Black line: Neutral wire(Zero Line) When connecting the black line with the white line, the resistance is ready 8K, meaning two single pickup linked to be a humbucker's resistance Red line and inexperienced line are single pickup, after they connect to white or black line, the resistance is ready 4K Install hole to hole distance: 75mm Dimension: approx eighty five x 26 x 20mm/3 x 1 x 0(L x W x H) Weight: 79g Color:Pink/Green/Cream Live Wire:9 Ω Conversion Wire:4 Ω Earth Wire:4 Ω Size:83x 25 x 21mm/3 x zero x zero inch(L x W x H) Brand name: Weight:80g Color:Gold Resistance:9 Size:85 x 25 x 21mm/3 x zero x zero inch(L x W x H) Brand name: Weight:78g Package include: 1 x Dual Rail Humbucker Pickup 2 x Screws