MNWebSource
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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!
10/05/2026
https://www.ebay.com/itm/202901726501
400 K’NEX / Knex Micro Mini Bulk Lot – Mixed Rods, Connectors & Clips Parts | eBay 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.
10/04/2026
https://www.ebay.com/itm/206601753267
(1) K’NEX Build ’N’ Play Story Adventure – David’s Driving Adventure – NEW NOS 9781879332805| eBay 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!
10/02/2026
(10) Lincoln Logs 4‑Notch Round Pieces – Light Red Oak 10.5" – USED OEM | eBay Every Lincoln Logs piece ishand‑sorted ,inspected, andcleaned for quality. Many logs are clean and structurally sound, while others showpitting, surface wear, or heavier play marks. All pieces remain fully usable for building.
10/02/2026
https://www.ebay.com/itm/206598161221
(2) K’NEX Huge Monster Truck Tires 4.75" x 2.5" w/ Maroon Wheels – USED OEM Rare | eBay 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!
10/02/2026
09/26/2026
09/26/2026
K’NEX Down Hill Thrill Track Lot – Red Tracks + Hay Bales + Signage – USED OEM | eBay (3) Hay Bales. Hay Bales (course barriers). Hay bales intact and structurally sound. Original Cardboard Signage. Set Origin:K’NEX Down Hill Thrill — OEM components. These components are ideal for collectors completing or restoring the Down Hill Thrill set.
09/26/2026
08/18/2026
https://www.ebay.com/itm/204142187665
(2) K’NEX Power Spring Friction Pull Back Motors – USED OEM – Standard - Tested! | eBay Trusted bySTEM educators, roller coaster enthusiasts, and master builders worldwide. Perfect forcars, racers, STEM builds, kinetic demonstrations, and custom vehicle projects. Each motor istested to ensure strong pull‑back tension and smooth gear operation.
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PO Box 190
Rockford, MN
55373
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