1 pins Regular (light grey); friction variant (black).
2 axle pins Regular (tan, formerly light grey); friction
variant (blue).
3 long pins Regular (tan, formerly light grey); friction
variant (blue, formerly black).
4 three-quarter pin Regular (dark grey); no friction
variant available.
5 half pins Regular (blue, formerly light grey); no
friction variant available.
Now that you’ve been introduced to the most common
Technic pins, let’s look at some of the less common ones.
Figure 2-9 shows a collection of specialized pins. In most
cases, they are variations of the basic pins modified to suit
specific tasks.