This 5K swivel anchor point gets the job done in many ways. Simple drill for concrete mount and bolt-on system with steel for easy installation and removal. This anchor swivels for greater mobility. Anchor point is great for a first-man up system and meets ANSI Z359.18-2017 and is OSHA compliant for workers weighted 130-310 pounds. Material is zinc plated steel. Choose anchor based on using with concrete or steel. Concrete anchor has option of ordering additional replacment wedge bolts (SAF0214057). Steel anchor has option of ordering additional replacement bolts (SAF0214070).