Free download RpTools & NprTools vTK18t 2021.0 for Sketchup full version standalone offline installer for Windows PC,
Component Placement Tools, (formerly RpTools, are part of SpaceDesign an add-on package for SketchUp to make it easy to layout 3D components from the 3D Warehouse (or your own components).
RpTools & NprTools Overview
These Component Placement Tools are used to place and edit SketchUp components which makes it easier to work with components and perform other powerful functions.Component Placement Tools, (formerly RpTools, are part of SpaceDesign an add-on package for SketchUp to make it easy to layout 3D components from the 3D Warehouse (or your own components).
System Requirements and Technical Details
Supported OS: Windows 7/8/10
Processor: Pentium IV or higher
RAM: 1 GB RAM (2 GB recommended)
Free Hard Disk Space: 200 MB or more