A shelf system includes a support member that accommodates an associated object for display and dispensing. The support member includes a front end and a rear end. A mounting portion is disposed adjacent the support member rear end. The mounting portion includes a first member which connects to an associated upright and a second member which is operatively connected to the support member. A pin is connected to one of the first and second members and a sleeve is connected to the other of the first and second members, wherein the sleeve selectively accommodates the pin. A fastener is provided for selectively securing the pin in the sleeve.