6-inch to 20-inch three-section 45mm slide rails

Model: SL-45-11a
Material:steel
Specification: 45mm black steel, three section
Sizes:
6 inch 15cm / 10 inch 25cm  / 12 inch 30cm / 14 inch 35cm / 16 inch 40cm / 18 inch 45cm / 20 inch 50cm