Parallel
1 Samuel 17:7
Brenton's English Septuagint · Berean Standard Bible
And the staff of his spear [was] like a weavers' beam, and the spear's head [was formed] of six hundred shekels of iron; and his armour-bearer went before him.
The shaft of his spear was like a weaver’s beam, and its iron point weighed six hundred shekels (note: 600 shekels is approximately 15.1 pounds or 6.8 kilograms.). In addition, his shield bearer went before him.