wow. never heard of that. umm lets see. what kind of noks are you using? im using lol ijust checked. it has like a G lookign symbols and im using stock carbon express noks try getting some different ones
how old are they? do they get hit with other arrows? :noidea: Have they been in the sun or got real hot? I like the flo color nocks myself, the plastic or whatever their made of seem less brittle.