A product display unit includes a track, a first sidewall, a second sidewall, and a width adjustment feature. The track defines a longitudinal axis and is configured to support a plurality of products thereon. The first sidewall is disposed adjacent the track. The second sidewall is disposed adjacent the track. The width adjustment feature is disposed in mechanical cooperation with the first sidewall. The width adjustment feature enables a distance between the first sidewall and the second sidewall to be changed. The distance is perpendicular to the longitudinal axis.