![Why does Lego produce both the black and grey technic pins that do the same function? (same question goes for the blue and tan) : r/lego Why does Lego produce both the black and grey technic pins that do the same function? (same question goes for the blue and tan) : r/lego](http://i.imgur.com/HW4U5Vs.png)
Why does Lego produce both the black and grey technic pins that do the same function? (same question goes for the blue and tan) : r/lego
![Technic Lego Pieces | Lego Technic 9 Pin | Children's Toys | Gobricks Lego | Pin Connector - Blocks - Aliexpress Technic Lego Pieces | Lego Technic 9 Pin | Children's Toys | Gobricks Lego | Pin Connector - Blocks - Aliexpress](https://ae01.alicdn.com/kf/S1b907d5a636f4e4c8f91702608759ee68/Gobricks-GDS-941-Technical-Axle-and-Pin-Connector-Perpendicular-Double-4L-compatible-with-lego-98989-pieces.jpg_640x640.jpg)
Technic Lego Pieces | Lego Technic 9 Pin | Children's Toys | Gobricks Lego | Pin Connector - Blocks - Aliexpress
![LEGO Technic - Dark Bluish Gray Pneumatic Switch with Pin Holes x1 Loose : Toys & Games - Amazon.com LEGO Technic - Dark Bluish Gray Pneumatic Switch with Pin Holes x1 Loose : Toys & Games - Amazon.com](https://m.media-amazon.com/images/I/71CHjcIH8dL._AC_UF894,1000_QL80_.jpg)
LEGO Technic - Dark Bluish Gray Pneumatic Switch with Pin Holes x1 Loose : Toys & Games - Amazon.com
![Amazon.com: LEGO Technic Mindstorm NXT Black Friction Pin Connector Part 2780 (Quantity 300) : Toys & Games Amazon.com: LEGO Technic Mindstorm NXT Black Friction Pin Connector Part 2780 (Quantity 300) : Toys & Games](https://m.media-amazon.com/images/I/41Q1MbWz7NL._AC_UF894,1000_QL80_.jpg)
Amazon.com: LEGO Technic Mindstorm NXT Black Friction Pin Connector Part 2780 (Quantity 300) : Toys & Games
![Amazon.com: LEGO Parts and Pieces: Technic Blue (Bright Blue) Axle Pin with Friction x100 : Toys & Games Amazon.com: LEGO Parts and Pieces: Technic Blue (Bright Blue) Axle Pin with Friction x100 : Toys & Games](https://m.media-amazon.com/images/I/61036JnrMgL.jpg)
Amazon.com: LEGO Parts and Pieces: Technic Blue (Bright Blue) Axle Pin with Friction x100 : Toys & Games
![Amazon.com: LEGO Parts and Pieces: Technic Tan (Brick Yellow) Axle Pin Without Friction x50 : Toys & Games Amazon.com: LEGO Parts and Pieces: Technic Tan (Brick Yellow) Axle Pin Without Friction x50 : Toys & Games](https://m.media-amazon.com/images/I/51uCWp-cCkL._AC_UF894,1000_QL80_.jpg)