Moro Spearhead, but from what Battle?

[kino]

Originally Posted by Ian

Some of them had unusually long shafts which appear to approach 5-6 meters in length.

Whoa!, at 5 meters, that’s over 15 feet for just the shaft alone? Those are some lengthy spears.
I have a few that are in original form, none surpasses 8 ft. The spear in the accompanying photo is reinforced with a cord, if the spearhead does detach the cord could potentially serve as a lanyard.