The Squids 3178 Locking Aerial Bucket Hook features a self-locking exterior hook, a non-locking interior hook and an enclosed tethering point to save space and prevent dropped objects when working in cramped buckets. Simply clip to the bucket lip for safe anchoring of tool buckets, bags, aprons, tool lanyards and other equipment. Built for durability in demanding environments. The self-locking outer hook with thumb release is designed for ease of use while providing the utmost security for tool storage and tethering. The self-locking gate automatically locks when weight from a bucket, bag or other load is applied, preventing unintentional opening. In addition to the primary locking hook, this aerial bucket tool features an enclosed tethering point at the bottom for additional tool tethering.