Amazon.com: LEGO Technic WHACK! 42072 Building Kit with Pull Back Toy Stunt Car, Popular Girls and Boys Engineering Toy for Creative Play (135 Pieces) : Toys & Games
LEGO 42072 Technic WHACK! Pull back motorized Race Car, New READ BOX WEAR | eBay
LEGO 42072 Technic WHACK! Pull Back used 673419280464 | eBay
LEGO 42072 Technic WHACK! Building Toy - New with Damaged Box 673419280464 | eBay
WoW~ Lego # 42072 "Whack!" Pull back Stunt Car Technic 100% complete in box | eBay
LEGO TECHNIC: WHACK! (42072) for sale online | eBay
LEGO Technic 42072 WHACK! (Damaged Box) | eBay
Lego Technic WHACK! Set 42072 w/ decals Pull Back Race car incomplete | eBay
Built in 6 pics - LEGO Technic 42072 WHACK! : r/lego