PlasticBuilder.com

 

PlasticBuilder.com buys and sells used K'nex. We have a large selection of pieces for all your building needs.
We now ship globally. More building fun for everyone!

 

 

Popular Now

 
 
 
 
 
Dark Gray Connector

Micro Dark Gray Connector
$0.05

Blue Connector

Micro Blue Connector
$0.033

Blue Rod

Micro Blue Rod - 5.4 in.
$0.033

Dark Gray Connector

Standard Dark Gray Connector
$0.10

 
 
Tan Rod-Connector

Micro Tan Rod-Connector
$0.25

 
 

New Items

 
 
 
 
 
Off-White and Beige Connector

Off-White and Beige Connector
$0.35

150 Random Standard Size Rods & Connectors

150 Random Standard Size Rods & Connectors
$8.99

Green Flexi Rod

Standard Green Flexi Rod - 7.5 in.
$0.25

Neon Yellow Flexi Rod

Standard Neon Yellow Flexi Rod - 7.5 in.
$0.25

 


 

Home

Buy

Sell

Contact Us

support@PlasticBuilder.com
 
 

Copyright 2022 PlasticBuilder.com. All rights reserved. All product names, logos, and brands are property of their respective owners. All company, product and service names used in this website are for identification purposes only. Use of these names, logos, and brands does not imply endorsement. K`NEX and K`NEX Education are registered trademarks of K`NEX Limited Partnership Group. K`NEX Limited Partnership Group does not sponsor, authorize, or endorse this site. All other trademarks are the property of their respective owners. Use of this website constitutes acceptance of the Terms Of Service and Privacy Policy.