The RA30 reusable roof anchor is used to provide temporary, reusable roof anchorage for residential and construction applications. The RA30 comes complete with twelve (12) 16d steel nails and six (6) ¼ X 2 ½ in lag screws. (Either the 12 nails or the 6 screws must be used for installation.) The RA30 can be bent over the peak of the trusses and nailed or screwed to the truss members. The truss members used should be capable of supporting a 5,000 lb load or meet the requirements of OSHA 1926.502 - 2:1 safety factor.