Testing Lego-compatible Universal Joints (max torque, max angle, etc)

Lego plastic vs CaDA aluminum/copper vs MTP steel. Lego-compatible U-joints tested. Enjoy! 0:07 Max torque 2:04 Max angle 2:26 Length 2:49 Diameter 3:10 Axle connection 3:44 Close-up 4:05 Weight 4:18 Price (May 2025) 4:30 RESULTS SUMMARY Tested parts: Lego universal joint 3L 62520c01 https://www.bricklink.com/v2/catalog/catalogitem.page?P=62520c01 CaDA universal joint 3L JT6001 https://decadastore.com/products/cada-metal-universal-joint-3l-jt6001?ref=bec MTP universal joint https://metal-technic-parts.com/products/technic-strong-metal-universal-joint-x-1 The aluminum gears, beams and axles used in the max torque test bench were also made by MTP (Metal Technic Parts) https://metal-technic-parts.com/