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YunSCM 20x4 Fat Bike Tubes 20x4.0 E-Bike Fat Tyre Tubes 20" Compatible with 20x3.50/4.0 Mountain/Road/e Bike/Bicycle Tube 20x3.5 20 x 4.0| AV32mm Schrader Valve

YunSCM 20x4 Fat Bike Tubes 20x4.0 E-Bike Fat Tyre Tubes 20" Compatible with 20x3.50/4.0 Mountain/Road/e Bike/Bicycle Tube 20x3.5 20 x 4.0| AV32mm Schrader Valve

Name: YunSCM 20x4 Fat Bike Tubes 20x4.0 E-Bike Fat Tyre Tubes 20" Compatible with 20x3.50/4.0 Mountain/Road/e Bike/Bicycle Tube 20x3.5 20 x 4.0| AV32mm
Brand: Yunscm
SKU: 386898444
Price: 63.78 USD
Availability: InStock
Rating: 4.615384615384615 (13 reviews)

Product ID: 386898444

Details

Brand
YunSCM
Item diameter
20 Inches
Material
Butyl Rubber
Valve type
Schrader
Wheel size
20 Inches

🚲20" diameter fits fat & e-bikes

🛠️AV32mm Schrader valve for easy inflation

🛡️Premium butyl rubber for durability & shock absorption

$63.78

Duties & taxes included

In stock

Sold byAmazon USADelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to USA.

Secure transaction

Description

🚴‍♂️ Ride Bold, Ride Smooth — The Ultimate Fat Bike Tube Upgrade!

PERFECT FIT FOR FAT E BIKES - Compatible with 20x3.5 to 20x4.0 tires, ensuring a snug, reliable fit for your adventurous rides.
ENHANCED RIDE COMFORT SAFETY - Absorbs shocks from rough roads, delivering a smoother, safer cycling experience every time.
TRUSTED BY THOUSANDS OF RIDERS - Over 2,200 reviews with a 4.5-star rating—join the community upgrading their ride with YunSCM.
QUICK HASSLE FREE INSTALLATION - Pre-inflate before installation to avoid pinch flats and get back on the trail in minutes.
DURABLE BUTYL RUBBER CONSTRUCTION - Engineered for superior sealing, ozone resistance, and long-lasting performance on all terrains.

YunSCM 20x4 Fat Bike Tubes are premium butyl rubber inner tubes designed for 20-inch fat and e-bikes with tire widths from 3.5 to 4.0 inches. Featuring a 32mm Schrader valve, these tubes offer excellent sealing, ozone resistance, and shock absorption for enhanced ride comfort and durability. Easy to install and highly rated by over 2,200 cyclists, they deliver reliable performance on diverse terrains.

Specifications

ASIN	B08Y8MVG2D
Best Sellers Rank	8,056 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) 97 in Cycling Tubes
Bike Type	Electric bicycle
Brand	YunSCM
Brand Name	YunSCM
Compatible Tire Width Maximum	101.6 Millimetres
Compatible Tire Width Minimum	89 Millimetres
Country Of Origin	China
Customer Reviews	4.5 out of 5 stars 2,207 Reviews
Item Diameter	20 Inches
Item Type Name	20x3.5/4.0
Item Weight	0.97 Kilograms
Item Width	4 Inches
Item diameter	20 Inches
Item width	4 Inches
Manufacturer	YunSCM20210306120
Manufacturer Part Number	YunSCM20210306120
Material	Butyl Rubber
Material Type	Butyl Rubber
Model Number	GGG120
Size	2-Pack
UPC	750139075553
Valve Length	1.57 Inches
Valve Type	Schrader
Valve type	Schrader
Wheel Size	20 Inches
Wheel size	20 Inches

Reviews

I**A

amazing

100% amazing, thank you

22.05.2026

D**E

18.06.2026

A**R

They look good

Not used yet

5.05.2026

D**D

Well made, good price

Arrived on time, but unfortunately wrong size orderd.

11.06.2025

K**S

Perfect shape for going inside tyres

Inflatable and circular, very good

31.03.2026

H**A

Good

3.04.2026

S**N

NEW TUBES

GREAT TUBES

24.03.2026

T**Y

Both tubes failed!

Worst tubes I have ever bought both failed due to splitting even though I followed the instructions and only inflated them to 80% for the first month. Avoid!

18.12.2025

A**D

Passt wunderbar

Gut und dicke Schlauch

16.05.2026

D**N

Good quality

No issues, inflated fine. Stays inflated. Doesn’t leak. Ideal!

16.05.2025

V**E

Buen material

Entrega muy rápida y buen producto

10.07.2025

Z**M

Perfetti!

Arrivati puntuali come sempre. Ottimi!

29.11.2025

V**Y

Great product!

Bought these fat bike tubes for my son’s e-bike. He LOVES them. He says they fit perfectly and he gives them ⭐️⭐️⭐️⭐️⭐️ Quality is great!

1.12.2025

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Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

Farhan Q.

The delivery time was excellent, and the packaging was secure.

2 months ago

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$63.78

Duties & taxes included

In stock

Sold byAmazon USADelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to USA.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Zainab N.

Fantastic and great service. Shipping was faster than expected.

1 week ago

Yusuf A.

Fantastic experience overall. Will recommend to friends and family.

1 month ago

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