LEGO 42121 Technic Heavy-Duty Excavator Toy, 2 in 1 Model, Construction Vehicle Building Set for Kids 8 Years Old

LEGO 42121 Technic Heavy-Duty Excavator Toy

RRP PRICE: £34.99
SALE PRICE: £29.98
YOU SAVE: £5.01

About this item

  • Features 2in1 toy digger set for construction toy fans, packed with realistic features, that rebuilds into a tracked tractor with a backhoe
  • The set lets kids see how construction vehicles really work with moving shovel and arm, plus running belts, just like on a real excavator
  • There are 4 cones to manage the building site, plus extra LEGO pieces to use as bricks for scooping up during all possible excavation works
  • With the authentic cabin and control panel to explore, it’s easy for kids to imagine working on a construction site with the toy vehicles
  • This cool digger toy for kids is an ideal birthday gift for 8+ years old boys and girls who love construction vehicles
Dimensions: 7.6 x 28.2 x 26.2 cm; 640 Grams
Model: 42121
Material: Plastic
Colour: Multicolor
Pack Quantity: 569
Batteries Required: No
Batteries Included: No
Age: 8 – 99 years
Assembly: Yes
Colour: Multicolor
Material: Plastic
Quantity: 569

From the manufacturer


Build a mighty machine

This heavy-duty excavator building kit makes the perfect gift for any kid who loves construction toys and big machines.


Construction-site fun

Boys and girls will love creating exciting missions for their heavy-duty excavator, with its many authentic details.

LEGO Technic Heavy-Duty Excavator




Rotating body

See the excavator’s body rotate through 360°.

Manoeuvre the arm

This model moves like a real excavator.

Construction role play

Raise and lower the shovel to transport the stones.




A new model to build

The model rebuilds into a tracked tractor with backhoe.

Authentic features

See the belt tracks, just like on the real thing.

Working shovel

Role play is easy with the realistic tractor model.


2-in-1 model for even more building fun

Playtime lasts even longer as kids rebuild the excavator model into a tracked tractor with backhoe.

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