Product Category: Electric Guitar Pickup Model: Gibson classic 57&classic 57+ Material: plastic, copper wire, iron, magnet Copper wire: German brand plain copper wire Wire clip: plastic wire clip Hole spacing: 50mm/50mm Magnet: Alnico 2 class alnico2 Output wire: metal braided wire 1P Braided Shield Resistor: about Neck 8.15k/Bridge 8.52k Inductance: Neck 4.3H/Bridge 4.9H Coil Polarity: Neck South&north/Bridge North&South Coil winding direction: neck clockwise CW/Bridge clockwise CW Copper shell: cupronickel copper shell Pads: Maple pads Applicable guitar: Les paul guitar Perfect for Jazz, Blues, and Classic Rock stylings and Les Paul style Guitar The alnico 2 bar magnet helps to smooth the high end response, while the vintage output coils bring out this pickup's rich harmonic content. Single notes will have that perfect singing quality, and the un-potted nickel silver cover gives the tone an almost piano-like percussive feel. Color：Chrome Package Included: 1 x Neck Humbucker Pickup 1 x Bridge Humbucker Pickup 4 x Screws 4 x Springs