Plate Special 2 x 4 with Train Coupler Open with Hook

Plate Special 2 x 4 with Train Coupler Open with Hook (part 737bc01) is a Plates Special used in 5 official LEGO sets. Scan or search to authenticate loose parts and check market value. Open the parent-set list to see which themes and years used this mold — essential when a common shape appears in a rare color or print.