A planar display assembly is provided with a planar display pane in a frame with apertures formed about a periphery. Base members have a post received within the apertures. A retaining wall with ratchet teeth extends from each base member. Latch members with a hoop portion with a slot receive each retaining wall for adjustment in a direction toward the frame to accommodate display panes of varying thicknesses. A tooth is formed in each latch member to engage the ratchet teeth for adjustment. A release tab is provided on each latch member for manual release of the tooth from the ratchet teeth. A flexible arm extends from each latch members to engage and retain the planar display pane within the frame.