WHACK! (42072-1) is a Technic LEGO set released in 2018 with 135 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing Technic sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 42 unique part types.
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Building instructions
Official LEGO instructions — read on BrickID
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Parts in this set
42 parts · updating…
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Plate 1 x 43710 · ×2 · Lime -
![Plate Special 3 x 4 with 1 x 4 Center Studs [Plain]](https://cdn.rebrickable.com/media/parts/elements/4571146.jpg)
Plate Special 3 x 4 with 1 x 4 Center Studs [Plain]88646 · ×1 · Black -
Pullback Motor 6 x 3 x 512799 · ×1 · Dark Bluish Gray -
Sticker Sheet for Set 42072-136513 · ×1 · [No Color/Any Color] -
Technic Axle 123708 · ×2 · Black -
Technic Axle 2 Notched32062 · ×4 · Red -
Technic Axle 34519 · ×2 · Yellow -
Technic Axle 4 with Stop87083 · ×2 · Dark Bluish Gray -
Technic Axle 532073 · ×3 · Light Bluish Gray -
Technic Axle 744294 · ×1 · Yellow -
Technic Axle 83707 · ×1 · Red -
Technic Axle and Pin Connector Angled #132013 · ×4 · Black -
Technic Axle and Pin Connector Angled #3 - 157.5°32016 · ×6 · Black -
Technic Axle and Pin Connector Perpendicular 3L with 2 Pin Holes42003 · ×10 · Dark Bluish Gray -
Technic Axle and Pin Connector Perpendicular Double32291 · ×4 · Light Bluish Gray -
Technic Axle and Pin Connector Perpendicular Double Split41678 · ×2 · Dark Bluish Gray -
Technic Axle Pin 3L with Friction Ridges Lengthwise and 1L Axle11214 · ×3 · Dark Bluish Gray -
Technic Beam 1 x 15 Thick32278 · ×2 · Light Bluish Gray -
Technic Beam 1 x 2 Thick with Pin Hole and Axle Hole60483 · ×3 · Light Bluish Gray -
Technic Beam 1 x 3 Thick32523 · ×2 · Light Bluish Gray -
Technic Beam 1 x 5 Thick32316 · ×3 · Red -
Technic Beam 2 x 4 L-Shape Thick32140 · ×1 · Lime -
Technic Beam 2 x 4 L-Shape Thick32140 · ×3 · Black -
Technic Beam 3 x 3 T-Shape Thick60484 · ×1 · Light Bluish Gray -
Technic Beam 3 x 5 L-Shape Thick32526 · ×4 · Dark Bluish Gray -
Technic Beam 3 x 5 L-Shape with Quarter Ellipse Thin32250 · ×2 · Dark Bluish Gray -
![Technic Brick 1 x 4 [3 Pin Holes]](https://cdn.rebrickable.com/media/parts/elements/370126.jpg)
Technic Brick 1 x 4 [3 Pin Holes]3701 · ×1 · Black -
Technic Bush3713 · ×6 · Light Bluish Gray -
Technic Bush 1/2 Smooth with Axle Hole Semi-Reduced32123b · ×2 · Yellow -
Technic Panel Curved 11 x 3 with 10 Pin Holes through Panel Surface11954 · ×1 · Black -
Technic Panel Fairing # 3 Small Smooth Long, Side A64683 · ×1 · Lime -
Technic Panel Fairing # 4 Small Smooth Long, Side B64391 · ×1 · Lime -
Technic Pin 1/24274 · ×4 · Blue -
Technic Pin Connector Hub with 2 Perpendicular Axles10197 · ×2 · Dark Bluish Gray -
![Technic Pin Connector Round 1L [Beam]](https://cdn.rebrickable.com/media/parts/elements/6100030.jpg)
Technic Pin Connector Round 1L [Beam]18654 · ×3 · Dark Bluish Gray -
![Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole]](https://cdn.rebrickable.com/media/parts/elements/4140806.jpg)
Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole]32054 · ×1 · Red -
Technic Pin Long with Friction Ridges Lengthwise, 2 Center Slots6558 · ×22 · Blue -
Technic Pin with Friction Ridges Lengthwise and Center Slots2780 · ×10 · Black -
Tile 1 x 4 with Groove2431 · ×1 · Lime -
Tyre 43.2 x 22 ZR44309 · ×4 · Black -
Wave / Flame Rounded Large with Marbled Trans-Yellow Pattern85959pat0003 · ×2 · Trans-Red -
Wheel 30.4 x 20 without Pinholes, with Reinforced Rim56145 · ×4 · Black