Specification:

Installation Mode Screw Bobbin for 6 String Guitar Humbucker
Material: Plastic
Color: Black, White, Yellow, Deep Blue, Light Blue, Pink, Red, Transparent, Orange, Green, Purple.
String Spacing: 50 or 52mm
Pole Piece Hole: 2.7-5.0mm
Size: as shown in the photo

Package Include:
20Pcs Humbucker Screw Bobbins