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 WHACK! Instructions, Technic
42072 WHACK! (U) – Bricks & Minifigs - Pearland
LEGO MOC Lego Technic 42072 C-MODEL Sports Car by mildtuna2003 | Rebrickable - Build with LEGO
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LEGO 42072 WHACK! Set Parts Inventory and Instructions - LEGO Reference Guide