if anyone knows the physics behind rods its pauter and carrillo both of which dont use an i beam as their strongest rod. manley another very reputable rod manufacturer uses an i beam but its the same weight as the pauter rods so thats a moot point.
if anyone knows the physics behind rods its pauter and carrillo both of which dont use an i beam as their strongest rod. manley another very reputable rod manufacturer uses an i beam but its the same weight as the pauter rods so thats a moot point.