Sato Parts # T-15, 5.0mm Diameter Chrome Binding Post for 26-16AWG Wire.

The Knob is Detachable.

Features:

• Poles: 1 Pole
• Body Dimensions: 17.3mm Length x 5.0mm Diameter
  
• Mounting Hole Diameter: 3.5mm
• Wire Size: 26-16AWG
• Body Material: Chrome Plated Brass
  
• Body Color: Chrome (Silver)
• The Knob is Detachable