Roof Anchors - RS20 D-Strap Anchor American Shingles Type Surface mount roof anchors Fixture Permanent Installation Over ridge installation Standards AS 1891 Standards Persons 1 Fits Corrugated roof sheeting, Steel roofing, Tiled roofing Material 304 Stainless Steel Anchor point rating 15 Heavy Duty Roof Anchors from American Shingles American Shingles