3 underframe retro-fit kits which includes magnets and metal plates
For ScaleTrains brand 53' dry box container. These injection molded, retro-fit underframes have three magnets each, metal top plates and new 'IBC' pin locations that match up with ISO 40' containers or two 20' containers to allow stacking on top. The IBC pins mate with JTC 40' HC containers with magnets, JTC 20' std. containers with magnets; JTC open/canvas top containers with magnets, the Atlas 40' container, and future JTC 1:160 scale containers.
Outer magnets align with the center of the JTC 20' containers.