LEGO STAR WARS | AT-AT™ 75440. Recreate the iconic Imperial walker and add a Rebel Alliance snowspeeder circling its legs with a tow cable, inspired by Star Wars: The Empire Strikes Back. Display the finished model on its base with nameplate. Part of the LEGO Star Wars mid-scale vehicle collection. The AT-AT measures approximately 17 cm high, 19 cm long and 11 cm wide.