A merchandising security system includes a support adapted to be secured to a first associated merchandising structure and at least one product barrier movably mounted to the support. The at least one product barrier extends away from the support so as to approach a second associated merchandising structure spaced from the first associated merchandising structure. The product barrier is at least one of slidably mounted in relation to the support and pivotably mounted in relation to the support, wherein the product barrier includes first and second members which cooperate to retard a forward movement of an associated object supported on the first associated merchandising structure. At least one of the first and second members is mounted in relation to the support via a hinge.