casualfiasco Member Mar 8, 2006 #1 ive had a debate over underflips with my friend and he says its 90 lincoln 450 and i say its 90 lincoln 90. could you clear this up?
ive had a debate over underflips with my friend and he says its 90 lincoln 450 and i say its 90 lincoln 90. could you clear this up?
skier27 Active member Mar 8, 2006 #2 90 lincoln 90 is an underflip, 90 lincoln 450 is more along the lines of a d-spin 9