Removable shelf locking system

Disclosed herein is a shelf locking system. The shelf locking system includes a shelf support and a shelf lock. The shelf support is configured to contact a first side of a shelf. The shelf lock is removably engageable with the shelf support. The shelf lock includes a body section and a first contact member. The first contact member extends from the body section. The shelf lock is installed in one of two positions. The first contact member is configured to contact a second side of the shelf when the shelf lock is in the first position. The first contact member is configured to contact a third side of the shelf when the shelf lock is in the second position.