Extra secure locking point for use indoors and outgold sold secureabove ground stronghold model attaches to ground wall truck or trailer beddomed shape can be driven over without damage to carprovides a convenient and consistent location for locking valuable equipment58 inch cement anchor bolts install directly into cement includes masonry bitssteel shackle lays flat within domed body when not in use making anchor safe to drive or walk overweatherproofcompatible with kryptonite chains and cab