Rescue Hovercraft
42120-1 Technic 2021 457 parts 3.5% catalog rarity Intermediate
The LEGO Technic Rescue Hovercraft (42120-1) stands ready for daring operations across challenging terrains. This 457-piece model highlights authentic functionality, including its distinctive ‘hover’ effect achieved through cleverly concealed wheels. Visible features comprise large, turning fans, a prominent warning light, and a detailed cockpit equipped with operator seats, a control panel, and a steering handlebar for precise control. Furthermore, the set rebuilds into a robust Twin-Engine Aircraft, an alternate configuration that features intricate moving rudders and ailerons, simulating realistic flight mechanics. This build provides a direct insight into Technic engineering principles and the versatility of specialized rescue vehicles.
42120-1
3D build progress
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Parts Inventory
Showing the first 12 rows of the parts list (457 pieces in total). The full list loads automatically.
| Part | Qty | LEGO price each |
|---|---|---|
| 8× | €0,18 | |
| 11× | €0,29 | |
| 2× | €0,38 | |
| 2× | €0,38 | |
| 1× | €0,11 | |
| 2× | €0,07 | |
| 5× | €0,08 | |
| 2× | €0,05 | |
| 4× | €0,05 | |
| 2× | €1,20 | |
| 2× | €0,71 | |
| 4× | €0,63 |
Catalog rarity
How common are the parts in Rescue Hovercraft?
4 of 115 recorded part+color combinations appear in 3 or fewer sets in our catalog. This does not measure replacement availability or price.
Theme average
6.5%
All sets
6.7%
Least common in our catalog
More Technic sets
Browse more LEGO Technic sets related to Rescue Hovercraft, including models from 2021 and other sets in the same theme.
Build DNA
Parts inventory insights for Rescue Hovercraft
457 pieces puts this build -30% against the average Technic set and -15% against the average 2021 release.

Vs average Technic set
Average Technic set: 652 pieces across 454 other sets.
Vs average 2021 set
Average 2021 set: 539 pieces across 471 other sets.
Color profile
Dominant color
Black
Unique parts
4.5 pieces per unique type
Repeat factor
Average pieces per unique type.
Most used part
Technic Pin with Friction Ridges Lengthwise with No Center Slots
64xResults are based on official LEGO part inventories. Accuracy improves as you confirm set completeness.
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