Falltech 7431 Permanent Double D-ring 7431 permanent roof anchor is constructed using rugged alloy steel D-rings connected by a stainless steel strap. It is easily installed by forming it to conform to any roof peak and driving 10 16d nails through the holes and into the truss. Designed to be covered with ridge caps and left behind for future use. Excellent for maintenance and homeowner applications. Double D-ring; Permanent Roof Anchor with Stainless Steel Body; Fastens Under Shingles, Leaving D-rings Exposed for Attachment; 17" Including D-rings with 12" Nailing Surface. Conforms to roof peaks of 1/12 or greater. Features Designed for installation under the roof ridge cap. Features 12" stainless steel nailing plate with 2-1/4" connecting D-rings. Includes 16D stainless steel nails for installation to wood roof structures. Meets OSHA 1926.502 regulations. Resources 7431 Spec SheetInstruction Manual
