From Unofficial Stationeers Wiki
The Kit (Railing) is used to build Railing Elegant (Type 1), Railing Elegant (Type 2), Railing Industrial (Type 1) and Railing Industrial (Type 2).
All variants of the railings can be painted to various colors with Spray Paint.
- 1g Iron
This block can be made in: Autolathe
With the Kit (Railing) in hand, right click to activate build mode. Use the Scroll Wheel on your mouse to select the Type of Railing. Each type of railing has a different appearance and hitbox. Use the rotation keys to place the wall in the appropriate location. Click once more to place down the railing.