Devices and methods for spacing apart vertebral members. The implant may include a body and an end cap. Connectors may extend outward from the body to attach with the end cap. The end cap may include a hinged design to securely attach to the body. The hinged design may include first and second sections that are connected at a hinge. The implant may also include a second end cap positioned at the opposite end of the body. The second end cap may be the same or different than the first end cap.