WHACK! 42072 | Technic™ | Buy online at the Official LEGO® Shop US
LEGO TECHNIC WHACK! Pull Back Race Car Lego Blocks #42072 Building Toy | eBay
LEGO 42072 Technic Impulse Whack Block Toy From Japan New o46# 673419280464 | eBay
Lego Technic combinations: beast on the left side is 42072+42073 (BASH and WHACK) while beauty on the right side is 42058+42059 (STUNT TRUCK and STUNT BIKE). : r/lego
REVIEW] 42073: BASH! - LEGO Technic, Mindstorms, Model Team and Scale Modeling - Eurobricks Forums