42020-1

Twin-rotor Helicopter

Set number: 42020-1
Year: 2014
Theme: Technic
Parts: 145
Minifigures: 0

Building instructions

The building instructions are on the official LEGO website. We do not host any instructions ourselves; the link below takes you to the official page.

View building instructions on LEGO.com (opens an external website)This set on Rebrickable (opens an external website)

Parts list – 42020-1 Twin-rotor Helicopter

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55 lines, 152 pieces

Parts list of set 42020-1
Part	Name	Colour	Quantity	Note
16026	Sticker Sheet for Set 42020-1Stickers	[No Color/Any Color]	1×
32062	Technic Axle 2 NotchedTechnic Axles	Red	5×
4519	Technic Axle 3Technic Axles	Light Bluish Gray	1×
3705	Technic Axle 4Technic Axles	Black	6×
87083	Technic Axle 4 with StopTechnic Axles	Dark Bluish Gray	2×
32073	Technic Axle 5Technic Axles	Light Bluish Gray	3×
59426	Technic Axle 5.5 with Stop [Rounded Short End]Technic Axles	Dark Bluish Gray	2×
44294	Technic Axle 7Technic Axles	Light Bluish Gray	1×
3707	Technic Axle 8Technic Axles	Black	1×
32525	Technic Beam 1 x 11 ThickTechnic Beams	Blue	2×
60483	Technic Beam 1 x 2 Thick with Pin Hole and Axle HoleTechnic Beams	Black	1×
60483	Technic Beam 1 x 2 Thick with Pin Hole and Axle HoleTechnic Beams	Light Bluish Gray	2×
41677	Technic Beam 1 x 2 ThinTechnic Beams	Blue	2×
32523	Technic Beam 1 x 3 ThickTechnic Beams	Blue	2×
6632	Technic Beam 1 x 3 ThinTechnic Beams	Black	6×
32449	Technic Beam 1 x 4 ThinTechnic Beams	White	2×
2825	Technic Beam 1 x 4 Thin with Stud ConnectorTechnic Beams	Light Bluish Gray	2×
32316	Technic Beam 1 x 5 ThickTechnic Beams	White	1×
32524	Technic Beam 1 x 7 ThickTechnic Beams	Light Bluish Gray	2×
40490	Technic Beam 1 x 9 ThickTechnic Beams	White	2×
32140	Technic Beam 2 x 4 L-Shape ThickTechnic Beams	Black	4×
32249	Technic Beam 3 x 3 L-Shape with Quarter Ellipse ThinTechnic Beams	Black	2×
32526	Technic Beam 3 x 5 L-Shape ThickTechnic Beams	Light Bluish Gray	4×
3713	Technic BushTechnic Bushes	Light Bluish Gray	4×
32123b	Technic Bush 1/2 Smooth with Axle Hole Semi-ReducedTechnic Bushes	Light Bluish Gray	4×
57585	Technic Axle Connector Hub with 3 Axles at 120°Technic Connectors	Light Bluish Gray	2×
59443	Technic Axle Connector Smooth [with x Hole + Orientation]Technic Connectors	Light Bluish Gray	4×
6536	Technic Axle and Pin Connector PerpendicularTechnic Connectors	White	3×
42003	Technic Axle and Pin Connector Perpendicular 3L with 2 Pin HolesTechnic Connectors	Light Bluish Gray	6×
32184	Technic Axle and Pin Connector Perpendicular 3L with Centre Pin HoleTechnic Connectors	Black	4×
63869	Technic Axle and Pin Connector Perpendicular TripleTechnic Connectors	Light Bluish Gray	1×
87082	Technic Pin Connector Hub with 2 Pins with Friction Ridges Lengthwise [Big Squared Pin Holes]Technic Connectors	Black	2×
87408	Technic Pin Connector Toggle Joint Smooth Double with Axle and Pin HolesTechnic Connectors	Black	2×
6589	Technic Gear 12 Tooth BevelTechnic Gears	Tan	2×
32270	Technic Gear 12 Tooth Double BevelTechnic Gears	Black	2×
87080	Technic Panel Fairing #1 Small Smooth Short, Side ATechnic Panels	Blue	1×
87086	Technic Panel Fairing #2 Small Smooth Short, Side BTechnic Panels	Blue	1×
43093	Technic Axle Pin with Friction Ridges LengthwiseTechnic Pins	Blue	12×
32002	Technic Pin 3/4Technic Pins	Tan	4×
32054	Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole]Technic Pins	Light Bluish Gray	5×
6558	Technic Pin Long with Friction Ridges Lengthwise, 2 Center SlotsTechnic Pins	Blue	6×
32556	Technic Pin Long without Friction RidgesTechnic Pins	Tan	1×
2780	Technic Pin with Friction Ridges Lengthwise and Center SlotsTechnic Pins	Black	5×
3673	Technic Pin without Friction Ridges LengthwiseTechnic Pins	Light Bluish Gray	2×
99012	Technic Rotor Blade Small with Hole and Axle Connector EndTechnic Special	Dark Bluish Gray	6×
41669	Technic Tooth 1 x 3 with Axle Hole [Rounded Underside]Technic Special	Trans-Clear	2×
50951	Tyre 14 x 6 Solid SmoothWheels and Tyres	Black	4×
42610	Wheel 11 x 8 with Center GrooveWheels and Tyres	Light Bluish Gray	4×
3713	Technic BushTechnic Bushes	Light Bluish Gray	1×	Spare
32123b	Technic Bush 1/2 Smooth with Axle Hole Semi-ReducedTechnic Bushes	Light Bluish Gray	1×	Spare
6589	Technic Gear 12 Tooth BevelTechnic Gears	Tan	1×	Spare
32002	Technic Pin 3/4Technic Pins	Tan	1×	Spare
2780	Technic Pin with Friction Ridges Lengthwise and Center SlotsTechnic Pins	Black	1×	Spare
3673	Technic Pin without Friction Ridges LengthwiseTechnic Pins	Light Bluish Gray	1×	Spare
50951	Tyre 14 x 6 Solid SmoothWheels and Tyres	Black	1×	Spare