Internal clicker plates fit inside the recessed opening under the thumb screw.
ICP9 Outer diameter 9 mm, inner hole 4 mm X 4 mm
ICP78 Outer diameter 7.8 mm, inner hole 4.5mm X 4.5mm - This one fits the Bonika Rose shear and other similar shears. Some have one side flat but both fit the Rose.
ICP7 Outer diameter 7mm, inner hole 3.5mm X 3.5 mm
ICP6 Outer diameter 6 mm / inner hole 3.5mm X 3.5 mm