New lego technic 42072 whack!

Features a powerful pull-back motor, sturdy front bumper, large rear spoiler, wide black rims with low profile tires and an engine pop-out function, which is activated on impact. Check out the lime-green, red and gray color scheme with cool racing stickers. Bring on the 42073 BASH! and let the race begin! Activate the pull-back motor to launch the high-speed WHACK! New-for-December-2017. See the engine fly out of the vehicle body on impact WHACK!