Flat headed insert end caps for round tubes with: Outer tube diameter 18mm Inner tube diameter(s) 13.3 - 16.3mm Colour White
Flat headed insert end caps for round tubes with: Outer tube diameter 20mm Inner tube diameter(s) 15.1 - 18mm Colour White
Flat headed insert end caps for round tubes with: Outer tube diameter 16mm Inner tube diameter(s) 10 - 13.9mm Colour White