Tips&Bricks - #1418 TIPS: LEGO dimensions and units This... | Facebook
Amazon.com: LEGO Parts and Pieces: Technic White 1x2 with Two Holes Brick x20 : Toys & Games
Lego Bricks | engineering-ii
File:Lego dimensions.svg - Wikimedia Commons
What is the interference lock offset of a LEGO stud/hole such that it fits snugly into another piece? (i.e. What are the snap mechanism dimensions?) - Quora