usvta rules brian stipulate 4.2:1 as lowest FDR when using a 21.5/lipo combination (which most all do since the other formats are 4cell). that is with a novak 21.5 only. now ROAR crashed the party and says in their rules that any 21.5 is permitted since they supposedly cant marry their rules to 1 brand (i thought they loved bob ha).
R