Specifications 18mm zinc alloy bright silver threading hole cover 18mm Zinc Alloy Gunmetal Threaded Hole Cover 20mm zinc alloy bright silver threading hole cover 20mm zinc alloy gun black threading hole cover 25mm Zinc Alloy Bright Silver Thread Hole Cover 25mm zinc alloy gun black threading hole cover 30mm zinc alloy bright silver threading hole cover 30mm zinc alloy gun black threading hole cover 35mm Zinc Alloy Bright Silver Thread Hole Cover 35mm Zinc Alloy Gunmetal Threaded Hole Cover 40mm zinc alloy bright silver threading hole cover 40mm zinc alloy gun black threading hole cover 45mm Zinc Alloy Bright Silver Thread Hole Cover 45mm zinc alloy gun black threading hole cover 50mm bright zinc alloy silver threading hole cover 50mm Zinc Alloy Gunmetal Threaded Hole Cover 55mm zinc alloy bright silver threading hole cover 55mm zinc alloy gun black threading hole cover 60mm Zinc Alloy Bright Silver Thread Hole Cover 60mm Zinc Alloy Gunmetal Threaded Hole Cover 70mm zinc alloy bright silver threading hole cover 70mm zinc alloy gun black threading hole cover 50mm white threaded hole cover, metric type 60mm white threaded hole cover, metric type 80mm white cable grommet, rice-shaped 50mm black threaded hole cover, metric type 60mm black threaded hole cover, metric type 80mm black cable grommet, rice-shaped 50mm light yellow threaded hole cover, rice-shaped 60mm light yellow threading hole cover rice type 80mm light yellow threading hole cover rice type 50mm light gray cable hole cover, rice-shaped 60mm light gray threading hole cover rice type 80mm light gray cable hole cover, rice-shaped 50mm dark gray cable hole cover, metric type 60mm dark gray threading hole cover rice type 80mm dark gray threading hole cover rice type 50mm brown threaded hole cover, rice-shaped 60mm brown threaded hole cover, rice-shaped 80mm brown cable grommet, rice-shaped