The Assegai was invented by the legendary Zulu king Shaka in the early 1800s, revolutionized tribal warfare in Southern Africa. This is the short shaft model with an overall length of 3’0″. Weight: 12.8 oz (Spear Head). Spear Width: 2mm (2 1/2″) Wide. Head Length: 13 1/3″. Steel: SK-5 Medium Carbon. Secure-Ex Sheath included.