This part with the vertical inclined posts being 3mm wide seems to be earlier and in the minority, as opposed to the varity with 5mm wide posts. This part has a third variant in which the posts are 5mm wide and reinforced as shown in an additional image.

This Item is similar in mold type to the following Item(s):

• Part 4476b Support 2 x 4 x 5 Stanchion Inclined, 5mm Wide Posts