Plans - Office Chair Rig - Centre Post - Plans - 15 Series

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STEP 1 - Ordering

Choose the Plans option and decide if you want to purchase the standard hardware from OSR of another aluminum supplier. 

OSR will send you the digital version of the plans right away and an shopping list to complete the project. Shopping list items include:

  • 15 Series Aluminum Extrusion 
  • Bolts, Nuts, T-Nuts
  • Inside Corner Brackets
  • If you would like the custom wheel base & mounting plates that secure the rig to the office chair post send us a message and the diameter of your tube and we can make a custom mount. is the most common supplier for US customers but any aluminum extrusion supplier that supports the chosen aluminum extrusion size. OSR can order all the parts and have them delivered...

    STEP 2 - Assembling

    Once all the OSR Plans, Custom Hardware and Shopping List parts have arrived you are ready for assembly. Follow the OSR Plans. 

    Depending on how you ordered the Aluminum Extrusion there might be some additional cutting to do if you ordered full lengths. 

    The rest of the assembly process is very straight forward, just follow the plans!


    Plan prices shown in CDN Dollars

    Legal Stuff...

    The plans are copyrighted and licensed for personal use only. The completed or partially completed sim rigs chassis is not permitted to be sold, resold, distributed, mass produced or used in any commercial fashion. The plans may not be reproduced or distributed in any manner.