bottom side rail 
Metal part running the length of the container at the bottom.
fork pocket 
Opening in the bottom of the container for a forklift truck’s fork.
bottom-end transverse member 
Metal part running the width of the container at the bottom.
top-end transverse member 
Metal part running the width of the container at the top.
corner fitting 
Metal reinforced part on each corner of the container with slots for hoisting hooks.
corner structure 
Durable metal part where two sides meet; it serves as a support post for containers stacked on it.