Models and building instructions will be added starting early 2019 till......

Parts Relations Design designs models in Lego Technic* together with their building instructions. The instructions can be downloaded, some for free and some for a little money.

Parts Relations Design designs prototypes and show models for the industry. 

Parts Relations Design hopes to inspire people to start building their own models! (MOC's, My Own Creation)

All these Lego Technic parts have mutual relations and together they form my logo in 3-D!

That is the origin of the company name: Parts Relations Design

Lego Technic is a registered name of The LEGO Group

This site is not part of The LEGO Group