Super Anchor Adjustable Floor Joist Safety Bar* The Super Anchor Floor Joist Safety Bar can span 3 trusses and secures in place with locking detent pins. * This safety bar installs onto engineered 24 floor joists. * Adjustable for 12, 16, 24 and 48 total length. * The detent pins allow this anchor to be quickly moved from one location to another, saving precious time on the job site. * Capable of protecting 2 workers in fall arrest for increased versatility. * Green powder coating makes this