Tag Archives: arrow penetration

Arrow FOC Tuning: 7 Steps to Build Hard-Hitting Arrows

Bowhunter at full draw with compound bow tuned for arrow FOC

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.

Arrow Weight and FOC Explained: The Physics Behind Penetration, Forgiveness, and Flight

arrow tip closeup

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.