JOBOX 1-689990 74" Piano Box. The perfect combination of storage space, organization, and security, the world renowned JOBOX Piano Box is a job site must have. Two storage bins on both side walls and the JOBOX Lift-n-Stow gives you room to store any item and the Sit-Vault lock system will ensure that your valuables remain safe and secure. Site-Vault Security System with Bolt-Cutter Proof Housing. Full-Length Steel Lock Console with Three Locking Points. Fully-Welded Padlock Housing. Door opens to a full 90?. Formed Side Wall Design Allows the Door to Overlap Walls when Closed.