Lego Building Instructions

Twin-rotor Helicopter – 42020

BUILDING INSTRUCTIONS FOR 42020, Twin-rotor Helicopter, Technic

Twin-rotor Helicopter – 42020

Description – BI 3003/36- 42020 BOOK 2/2 V39
Download Twin-rotor Helicopter – 42020 building instruction

Twin-rotor Helicopter – 42020

Description – BI 3003/36-42020 BOOK 2/2 V29
Download Twin-rotor Helicopter – 42020 building instruction

Twin-rotor Helicopter – 42020

Description – BI 3003/36-42020 BOOK 1/2 V39
Download Twin-rotor Helicopter – 42020 building instruction

Twin-rotor Helicopter – 42020

Description – BI 3003/36-42020 BOOK 1/2 V29
Download Twin-rotor Helicopter – 42020 building instruction

Print Versions

Building instructions labeled “NA” or “V39” may be printed on US standard letter size paper
Building instructions labeled “IN” or “V29” may be printed on EU standard A4 paper