But he met neither ox team, light wagon chaise, horseman, nor foot traveller, till, just as he crossed Salmon River, a man came trudging down to the bridge with a bundle over his shoulder, on the end of a stick.
There are a handful of bow string materials on the market today that work very well when it comes to producing a custom bow string that will be durable and stable while providing good arrow speed. These materials would include D97, 8125G, trophy, 8190, 452X and X. BCY 452X has been around forever.
Many bow string material manufacturers will provide a chart on the product spool to tell you how many strands you'll need depending on the weight of your, so you won't have to make any of the calculations. Use a serving jig to keep the tension of the jig and strand materials while making your string. String your bow.