Testing Lego-compatible Axles (max torque, durability, friction, etc)
Brick Experiment Channel
Nov 11, 2023 14:50
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Chapters
Lego plastic vs carbon fiber vs aluminium vs stainless steel. Lego-compatible axles tested comprehensively. Enjoy!
Carbon fiber axles are made by CaDA Bricks.
https://decadastore.com/products/cada-carbon-fiber-axles-jt7001?ref=bec
Aluminium axles are made by Metal Technic Parts a.k.a. Dark Ice Designs. They also make the metal gears and beams that were used in the max torque test bench.
https://metal-technic-parts.com/collections/axles
The stainless steel axles were originally bought from Brick Machine Shop on BrickLink (now obsolete). As of Jan 2026, steel axles are available from MTP.
https://metal-technic-parts.com/products/stainless-steel-metal-axle-compatible-with-lego-technic
Science & Technology
#Lego Technic