It was cut off to preserve the Tail Hook portion. An old WWII pilot who saw it has described it as an F6F Hellcat Tail Hook but it could be one of many such WWII era Naval Carrier Aircraft. This RARE WWII era collectable item could be mounted onto a plaque and hung on the wall or mount it upright and put it on your desk.
Photo is of actual item. The item "WWII RARE Original Navy Warbird Aircraft Tail Hook End Cut-Off Used Collectable" is in sale since Wednesday, February 10, 2021. This item is in the category "Collectibles\Militaria\WW II (1939-45)\Original Period Items\United States\Other US WWII Original Items".
The seller is "*txsgal*" and is located in Dallas, Texas. This item can be shipped worldwide.