Classic K'NEX
Rods, connectors, panels, wheels — the full system.
K'NEX parts · bulk packs · custom colors
Every K'NEX part.
Any quantity. Any color.
Genuine new and used parts, hand-sorted by a builder with 13 years in the hobby — plus custom colors the factory never made.
99.5% positive on eBay · 2,000+ orders shipped
The more you build, the less you pay
Applied automatically at checkout — no codes.
Free US shipping at $25.00+ — discounts up to 20% off as your order grows.
$25+
Free shipping
$50+
10% off
$100+
15% off
$249+
18% off
$600+
20% off
Shop by category
Micro K'NEX
The small system, for coasters and desktop machines.
Bulk Packs
Hand-counted packs priced below per-piece.
Custom Colored Parts
Colors the original factory never made — $500+ orders.
Special Offers
Marked-down motors, mixed lots and bulk boxes.
Original & Custom Sets
Sealed vintage sets and complete custom builds.
Custom Colored Parts
Colors the original factory never made
New-condition K'NEX produced by a different subcontracted OEM — in custom colors the original K'NEX factory never offered. Track tube in black, purple, dark red and more, with custom-color runs of standard parts on the way.
Orders are $500+ for now, and that minimum is set to come down.
See the colors
Why builders shop Knexmore
Hand-sorted by a builder
Every order is picked, checked and counted by someone with 13 years of K'NEX builds behind them — not scooped from a bin.
2,000+ orders, 99.5% positive
Our eBay track record, earned one bubble-mailer at a time. The same person packs your Shopify order.
Lowest-price promise
Per-piece prices set to beat the big replacement-parts sites — and bulk packs that drop them further.
2,000+
orders shipped
99.5%
positive feedback
13 yrs
building K'NEX
$25
free-shipping threshold