How broadhead grain weight affects arrow speed, FOC, and penetration — and how to choose between 100 and 125 grain heads for your setup.
Tag Archives: arrow weight
Arrow weight and FOC aren’t separate settings — they pull against each other. Here’s how mass and forward balance work together to shape speed, penetration, and forgiveness.
Total arrow weight and FOC decide how deep an arrow drives and how forgiving it flies. Here’s how balance point works, how to calculate it, and how to tune it.
Arrow FOC controls accuracy and penetration. Here is the front of center formula, ideal FOC for hunting, and how to increase it.
Arrow FOC tuning explained in 7 steps: how to calculate front of center, weigh inserts, match spine, and build a hunting arrow that flies tight and penetrates deep.
Read an arrow spine chart correctly: how draw weight, arrow length, and point weight set your spine — plus paper tuning, bare shaft, and broadhead checks.
Arrow weight and FOC shape everything from flight stability to penetration. Learn how to measure, calculate, and tune both for your bow and your goals.
Use this arrow weight calculator guide to build the right finished arrow weight for target shooting, hunting, and cleaner tuning.
Learn how to choose the right hunting arrows for your compound bow. Covers arrow spine, shaft materials, FOC, fletching, broadhead matching, and a step-by-step build process for accurate, lethal arrow setups.
Understanding arrow spine is the single biggest factor in arrow accuracy. Learn how to read a spine chart, match arrows to your draw weight and length, and choose between carbon, aluminum, and hybrid shafts for target shooting or hunting.










