SpringLOCK Security Picture Fixings offer the professional and amateur a simple and effective method of hanging pictures artwork canvases and mirrors to all types of wall. Designed and produced by a contract picture supplier to the corporate and leisure industry frustrated by the shortcomings of fixings available on the market SpringLOCK offers many advantages. Once installed the fixings provide an anti-theft protection and remain hidden from view. SpringLOCKs have become a market leader in security picture fixings used in the United Kingdom today and are used in many other parts of the world. The SpringLOCK is a two part component consisting of a Bridge and a Locking Spring Insert. Depending on the amount of security required 2 or more SpringLOCKs can be used but in general only 2 are sufficient and the instructions for this method are shown below.