MNWebSource

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MNWebSource Family‑owned MNWebSource supplies authentic OEM K’NEX parts for builders, educators, and collectors. Trusted by STEM programs and repeat buyers worldwide.

Every piece is hand‑sorted, quality‑checked, and shipped fast from Minnesota. MNWebSource is located in heart of Minnesota where we source quality hard goods from the 70s, 80s, 90s & today! We specialize in Knex, Vintage Toys & Games, Electronics & Collectibles. We love finding great items and helping families enjoy these products for generations to come! Our items are clean, packaged professionally, and arrive to you with care as if it were a new product. Items are shipped within - 1 business day and we will use the method that gets it to you the quickest. New items are added daily so be sure to follow us for updates and always feel free to contact us as we will work with you on getting you what you need. Thank You for visiting and Take Care!

https://www.ebay.com/itm/205778647273
10/15/2026

https://www.ebay.com/itm/205778647273

Curved rigid rods providespecialized structural support for advanced builds. All USED rods areauthentic OEM parts —never 3D‑printed substitutes. Rare rods originally included inroller coaster and Ferris Wheel sets, making them highly sought after by collectors.

https://www.ebay.com/itm/206623116830
10/13/2026

https://www.ebay.com/itm/206623116830

Find many great new & used options and get the best deals for K’NEX Education Simple Machines –Teacher’s Educator Guide + 3 Sealed 1997 Packs at the best online prices at eBay! Free shipping for many products!

https://www.ebay.com/itm/203757959588Years ago we acquired boxes and boxes of New Old Stock (NOS) K'NEX and these small ...
10/08/2026

https://www.ebay.com/itm/203757959588

Years ago we acquired boxes and boxes of New Old Stock (NOS) K'NEX and these small racing tires were multiple cases and we're finally down to our final packs!

Get them Now! Once they are gone, they will be gone in these 30 packs, you will however still be able to get 4 of them in our tire kits which is a very nice assortment of common wheels/ rubber tires.

You will receive30 OEM K’NEX Small Racing Tires with Silver Spoke Wheels. Wheel style:Silver Spoke. NEW OEM NOS condition — unused, clean, and factory‑fresh. Every K’NEX item ishand‑sorted ,inspected, and prepared for consistent OEM quality.

https://www.ebay.com/itm/202901726501
10/05/2026

https://www.ebay.com/itm/202901726501

You will receive aunique random lot of 400 Micro Mini K’NEX / Knex parts. It’s what you can expect when purchasing from MNWebSource. MNWebSource is proudly located in the heart of Minnesota.

https://www.ebay.com/itm/206601753267
10/04/2026

https://www.ebay.com/itm/206601753267

Find many great new & used options and get the best deals for (1) K’NEX Build ’N’ Play Story Adventure – David’s Driving Adventure – NEW NOS at the best online prices at eBay! Free shipping for many products!

https://www.ebay.com/itm/206598161221
10/02/2026

https://www.ebay.com/itm/206598161221

Find many great new & used options and get the best deals for (2) K’NEX Huge Monster Truck Tires 4.75" x 2.5" w/ Maroon Wheels – USED OEM Rare at the best online prices at eBay! Free shipping for many products!

Address

PO Box 190
Rockford, MN
55373

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