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Part
Technic Beam 1 x 2 Thick
43857
Technic Beams
Appears in 416 official sets
Technic Beam 1 x 2 Thick (part 43857) is a Technic Beams used in 416 official LEGO sets. Scan or search to authenticate loose parts and check market value. Open the parent-set list to see which themes and years used this mold — essential when a common shape appears in a rare color or print.
- → Category: Technic Beams
- → Appears in 416 official sets
- → Scan a photo to identify this part instantly
- → Compare market prices
Color variants
Black
Red
Blue
Yellow
Copper
Light Gray
Brown
Reddish Brown
Light Bluish Gray
Pearl Dark Gray
White
Orange
Lime
Dark Bluish Gray
Bright Green
Dark Azure
Yellowish Green
Sets containing this part
570 sets · page 3 of 24
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Monster Jam ThunderROARus Pull-Back42200-1 · 2025 -
Chomping Monster Book of Monsters76449-1 · 2025 -
Jango Fett's Firespray-Class Starship75409-1 · 2025 -
The Avengers vs. The Leviathan76290-1 · 2024 -
Emirates Team New Zealand AC75 Yacht42174-1 · 2024 -
Off-Road Race Buggy42164-1 · 2024 -
John Deere 9700 Forage Harvester42168-1 · 2024 -
Volvo FMX Truck & EC230 Electric Excavator42175-1 · 2024 -
Mercedes-Benz G 500 PROFESSIONAL Line42177-1 · 2024 -
Mateo and Z-Blob the Knight Battle Mech71485-1 · 2024 -
Maleficent’s Dragon Form43240-1 · 2024 -
Race car412403-1 · 2024 -
VTOL Heavy Cargo Spaceship LT8142181-1 · 2024 -
City Advent Calendar 202460436-1 · 2024 -
Koenigsegg Jesko Absolut White Hypercar42184-1 · 2024 -
NEOM McLaren Extreme E Race Car42166-1 · 2024 -
Mercedes-AMG F1 W14 E Performance42171-1 · 2024 -
Porsche GT4 e-Performance42176-1 · 2024 -
McLaren P142172-1 · 2024 -
NEOM McLaren Formula E Race Car42169-1 · 2024 -
Cole’s Titan Dragon Mech71821-1 · 2024 -
Robot World Roller-Coaster Park60421-1 · 2024 -
Mei's Dragon Mech80053-1 · 2024 -
Mack LR Electric Garbage Truck42167-1 · 2024