Premium Products & Service
- Every item is authentic OEM NEW old stock (NOS) — never 3D‑printed substitutes.
- All NEW tubing is factory‑fresh and has never been used.
- This listing features a 25’ Purple Track Tubing section from the official K’NEX Screamin’ Serpent set.
- Trusted by STEM educators, collectors, and master builders worldwide.
Description
- You will receive one tubing section measuring 25 feet in length.
- Designed for K’NEX Screamin’ Serpent roller coaster systems.
- NEW OEM NOS condition — clean, authentic, and ready for use.
- Purple color variant adds collector appeal and authenticity.
Shipping
- Ships same‑day or within 18 hours from our Midwest hub.
- Professional packaging: polybags, thank‑you cards, and occasional stickers for large orders.
- Fast coast‑to‑coast and tracked international delivery.
Returns
- 60‑day returns accepted.
- Items must be returned complete and in original condition.
Feedback
- We strive for 5‑star feedback and respond to messages within an hour.
- Positive feedback left for every buyer.
About Us
- MNWebSource — proudly based in Minnesota.
- Specializing in authentic OEM K’NEX rods, connectors, endcaps, tires, wheels, figures, tubing, coaster cars, and track components.
- Supporting educators, STEM programs, and collectors with hard‑to‑find pieces.
- Repeat buyers include roller coaster builders and ball machine creators.
- We are not affiliated with K’NEX; all names and marks are registered trademarks of K’NEX.