ORIGINAL: smokepolehall
Hmmmm! y'all be getting edjuemacated, be smarter than me in just abit! So what is foc on 20" instead of 28". Then i will get you to figure mine on 2219's wid 100gr.heads.[:-]
Just balance it on your finger and mark the spot of balance. About 10 to 15% more weight should be at the front. So the amount of arrow from you finger to the broadhead or target tip should be shorter.