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8oz of Modern Meccano Erector Set Bulk Hardware - Screws, Nuts, Washers
$22.755% off

6 Knex Purple Track Splice Tube Connector Pieces - K'nex Screamin Serpent Parts
$7.95

Knex Green Battery Powered Medium Speed Motor 45rpm K'nex Coaster Part Tested
$18.005% off

Modern Meccano Erector Set Zinc Silver Assorted Parts Lot - Clean!
$33.205% off

Mega Bloks Halo Covenant Wraith Set - 97014 - Brand New Sealed
$239.95

50 Knex Light Gray Rods 7-1/2" Long 7.5" - K'nex Standard Parts
$12.305% off

Bandai Soul of Chogokin GX-75SP Mazinkaiser 20th Anniversary Ver Figure - New
$229.95

10 Knex Small 1 Inch Dark Blue Gears Locking - K'nex Education Stem Parts
$12.665% off

100 Knex Metallic Green Rods 5-1/8" - Standard K'nex Replacement Parts
$12.305% off

100 Knex Yellow Connectors 5 Position - Standard K'nex Parts
$10.33

50 Knex Metallic Blue Connectors 7 Position 3D - Standard K'nex Parts
$11.715% off

12 Vtg Construx Light Blue Links Flat Hooks - by Fisher Price Replacement Parts
$10.95

50 NEW Knex Dark Gray Rods Long 7-1/2" - Standard K'nex Replacement Parts
$14.95

Knex Orange Roller Coaster Rear Car K'nex Screamin Serpent Part
$10.95

Lincoln Logs Plastic Roofs and Accessories Replacement Parts
$22.755% off

100 NEW Knex Orange Ladder 2-Way Straight Connectors - Standard K'nex Parts
$11.49

100 Knex Orange Gold Yellow 5-1/8" Track Rods Coaster Classic Standard K'nex
$14.205% off

400 Micro Mini Knex Bulk Mixed Assortment Rods Connectors Clips K'nex Parts
$19.905% off

50 Vtg Lincoln Log Red Oak Color 2 Notch Round 4.5" Wood Parts
$28.455% off

Modern Meccano Erector Set Battery Operated Motor Black - Tested
$25.605% off

50 Knex Fluorescent Green Flexible Rods 7-1/2" Screamin Serpent 7.5" Flexi K'nex
$13.615% off

200 NEW Knex Yellow Rods 3-7/16" - Standard K'nex Replacement Parts
$19.95

100 NEW Knex Black Rigid Rods 7-1/2" Long - Standard 7.5" K'nex ReplacementParts
$37.95

Knex Light Purple Connector 4 Position - Rare Standard K'nex Parts
$11.875% off

50 NEW Knex White Connectors 8 Position - Standard K'nex Parts
$19.95

100 NEW Knex White Rods 1-5/16" Short - Standard K'nex Parts
$10.49

16 Knex Tires Wheels Small Medium Large Gray Pulley Hub Rim K'nex - Parts
$22.755% off

Knex 3D Land - Super Mario World Rare Panels - K'nex Parts
$15.675% off

100 MICRO Knex Dark Gray Rods 1.6" - K'nex Small Tiny Mini Parts
$12.305% off

100 NEW Knex Red Rods 5-1/8" - Standard K'nex Parts
$14.95

Knex NEW Screamin Serpent Purple Track Kit 50+ Feet - K'nex Coaster Parts
$34.95

1923 Lincoln Logs 3A Single Set Original Orange Box 53 Logs & Roof
$189.955% off

25 MICRO Knex Tan Clips with Rod End- K'nex Small Tiny Mini Parts
$11.95

40 Knex Florescent Yellow Transition Reducer Clip - Standard to Micro K'nex
$14.725% off

300 Knex Green Rods 3/4" Short - Standard K'nex Replacement Parts
$12.665% off

100 Micro Mini Knex Bulk Mixed Assortment Rods Connectors Clips K'nex Parts
$11.95

25 Lincoln Logs Light Brown 2 Notch Round 4-5/8" Wood Replacement Parts
$18.955% off

Knex NEW Extreme View Video Coaster Cars - Replacement Parts Micro K'nex
$34.95

Knex Super Mario 3D Land Figures World of Nintendo K'nex Mini Figure
$23.705% off

15 Knex Gears Red & Yellow Crown Med & Small K'nex Education Part Assortment
$12.665% off

12 Knex Wheels Tires Small 1.75" Gray Silver Hubs Pulleys K'nex Parts
$12.305% off

100 Knex Purple Connectors 4 Position 3D - Standard K'nex Parts
$11.715% off

Knex Instruction Manual K'nex Building Guides - Select Your Own - You Pick
$5.95 to $14.95

10 Knex Orange Clip with Angled End 3D - Standard K'nex Rare Parts
$11.49

50 NEW Knex Blue Connectors 7 Position 3D - Standard K'nex Parts
$12.95

100 NEW Knex Blue Spacers Washers Bushings - Standard K'nex Parts
$7.49

14 Vtg Playskool Lincoln Logs 9" Green Roof Slats Replacement Parts
$17.055% off

12 Knex Wheels Small 1" Black Tire w/ Open Center - K'nex Replacement Parts
$10.49
About us
MNWebSource is located in heart of Minnesota and is your one-stop destination for Knex building parts. We source new and used quality parts and are proud to support the community of worldwide builders from beginner to masters! Our items are clean, re-packaged professionally, and arrive to you with care. Items are shipped within - 1 business day and we will use the method that gets it to you the quickest. We are also seller of vintage building toys like Lincoln Logs, Erector Sets, Construx, Models and other one off items. 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!
We are an unofficial reseller of used and new K'NEX parts. We are not affiliated, associated, authorized, endorsed by, or in any way officially connected with K'NEX, or any of its subsidiaries or its affiliates. K'NEX as well as related names, marks, emblems and images are registered trademarks of K'NEX.
We are an unofficial reseller of used and new K'NEX parts. We are not affiliated, associated, authorized, endorsed by, or in any way officially connected with K'NEX, or any of its subsidiaries or its affiliates. K'NEX as well as related names, marks, emblems and images are registered trademarks of K'NEX.
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Seller feedback (3,602)
- _***1 (26)- Feedback left by buyer.Past 6 monthsVerified purchaseI really don't know what else to say. The package arrived on time, the pieces were in fact new and packaged very nicely. Double counted and there were in fact exactly 200 pieces, none were missing. Absolutely will be buying more pieces from this seller. Also, the price was very much a good value and i cannot stress enough how convnenient of a purchase this was.Reply from: mnwebsource- Feedback replied by seller mnwebsource.- Feedback replied by seller mnwebsource.Thank you so much for the kind words! We aim high, and so glad that you support us!
- i***w (82)- Feedback left by buyer.Past 6 monthsVerified purchaseExcellent ebayer, asked a question about the product and got an immediate answer, product was as described and delivered a day early. I highly recommend.
- e***m (216)- Feedback left by buyer.Past 6 monthsVerified purchaseGood Item, packaging, as described, shipped well, good value
- a***2 (19)- Feedback left by buyer.Past 6 monthsVerified purchase5 Star seller. Items were fantastically packed and as advertised. Shipping was excellent. Thank you!
- n***z (70)- Feedback left by buyer.Past 6 monthsVerified purchaseGreat seller, fast shipping, came as described, item was packed nicely. Thank you!
- r***o (1198)- Feedback left by buyer.Past 6 monthsVerified purchaseEverything as described. Extremely impressed with how well this item was packaged. Great communication & fast shipping. Thank you!!! 🦘