They didn't, the 2/6 is made when they run out of 3/9s. > Fans of big burgers and big digits are encouraged to grab an A&W 3/9 lb. (...) If sold out, a 2/6 lb.

They didn't, the 2/6 is made when they run out of 3/9s. > Fans of big burgers and big digits are encouraged to grab an A&W 3/9 lb. (...) If sold out, a 2/6 lb. Burger can be specially made at no extra charge.