The price is for one piece.
Material: Solid Wood
Measurement:
S
Base diameter : 1.38" (35mm)
Outer diameter : 1.97" (50mm)
Protrusion after installation : 1.38" (35mm)
M
Base diameter : 1.38" (35mm)
Outer diameter : 2.36" (60mm)
Protrusion after installation : 1.38" (35mm)
...