6 x Guitar String Top Mounting Ferrules SF4 or SF5

YOU ARE BUYING A SET OF 6 TOP MOUNTING FERRULES
PLEASE STATE WHICH COLOUR AND WHICH MODEL YOU WOULD LIKE FROM THE DROP DOWN MENU

SF4 5.5mm diameter collar, 4mm wide shaft, 2.5mm diameter hole, 8.2mm high.

SF5 7mm diameter collar, 5mm wide shaft, 2.1mm diameter hole, 9mm high.