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๐ ๏ธ Seal the deal on every ride โ never let a flat slow you down!
These 2-pack 26x4.0 self-sealing fat bike tubes feature a 32mm Schrader valve and are crafted from heavy-duty butyl rubber with pre-installed sealant. Designed to automatically repair small punctures within seconds, they provide superior durability and shock absorption for fat tire bikes, performing reliably even in cold weather down to -15ยฐC. Ideal for mountain and e-bike riders seeking hassle-free, puncture-resistant performance.







| Asin | B08GLQGPH3 |
| Best Sellers Rank | #9,664 in Sports & Outdoors (See Top 100 in Sports & Outdoors) #71 in Bike Tubes |
| Bike Type | Mountain Bike |
| Brand Name | YunSCM |
| Compatible Tire Width Maximum | 11.4 centimeters |
| Compatible Tire Width Minimum | 10.1 centimeters |
| Customer Reviews | 4.4 4.4 out of 5 stars (1,057) 4.4 out of 5 stars |
| Included Components | 2-pcs bike tubes |
| Item Diameter | 26 inches |
| Item Width | 4.5 inches |
| Manufacturer | YunSCM |
| Manufacturer Part Number | YunSCM2020082102 |
| Material Type | Butyl Rubber |
| Model Number | YunSCM2020082102 |
| Number Of Items | 2 |
| Size | 26x4.0/4.5 |
| Upc | 712673032232 |
| Valve Length | 3.18 inches |
| Valve Type | Schrader |
| Wheel Size | 26 inches |
User
Best bang for your buck
These tubes are the best bang for your buck. There's very easy to install and have been very reliable. They are nice and thick and I am confident that they can handle the rough riding.I do
User
The material is very thick. Liquid inside perfect for fat tire E bikes
Yes, these are some of the top-of-the-line self ceiling tubes heavy duty for the price
User
No flats, great ride.
Seem to be holding up pretty well. Have almost a thousand miles on the tire at this time. No flates, and seem to wean really well. Look great on the bike and installation was no harder than any other tire i have put on the bike. Living in Florida there are lots of sand spurs that cause a lot of trouble for off pavement riding. I ride almost everyday pavement and trails. If i have had a punchure, the self-sealing is working great.
User
Don't buy
Blew from sitting in the sun. I had at 8lbs under max pressure. It split at the seam. Won't buy these ever again
User
No being stranded
Super protection
User
No More Flat-Tire Hassles!
I installed these self-sealing inner tubes on my e-bike a few days ago, and Iโm seriously impressed. Installation was straightforward, and they fit perfectly. Iโve already ridden over some rough roads and gravel trails where I used to worry about flats โ so far, not a single issue!The sealant really works; I tested one tube by poking a small hole before mounting it, and it sealed instantly with no noticeable air loss. My tires stay fully inflated, and the ride feels smooth and secure. For anyone who rides frequently or commutes daily, these tubes are a total game-changer. Definitely worth the price for the peace of mind.
User
No self-sealing whatsoever
Had two flats recently in each tube, and both times I was unable to put air back in the tire while out riding. There was zero self-sealing. If a sand spur can take this tube out of commission it isnโt worth relying on.
User
Just right
Just right for a fat tire 4.0 MTB - heavy and huge. Be advised though, they will not fit into most saddle pouches.
User
Producto recomendado y fiel.
Justo lo que necesitaba.
User
It was damaged
There was a hole in the inner tube, already damaged and not possible to use it
User
Great safe tube!
Nice thick rubber!Of course, therefore more heavy...
User
Good for the price
These were cheap for 4" innertubes and they are very solidly made.
User
Alles bestens ๐
Alles besten , schnelle Lieferung und gute Qualitรคt ๐
Trustpilot
3 days ago
2 days ago