YunSCM
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YUNSCM 2-PCS 18'' Bike Tubes 18x1.95 18x2.125 Heavy Duty 18 Bicyle Tubes Schrader Valve Replacement for 18x1.75/1.95/2.125/2.25 Bike Bicyle BMX Tire Tubes
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YUNSCM 2-PCS 18'' Bike Tubes 18x1.95 18x2.125 Heavy Duty 18 Bicyle Tubes Schrader Valve Replacement for 18x1.75/1.95/2.125/2.25 Bike Bicyle BMX Tire Tubes
The bike tube is made from premium butyl rubber and has good sealing performance, ozone resistance, aging resistance, shock absorption, and electrical insulation.
YUNSCM 2-PCS 18'' Bike Tubes 18x1.95 18x2.125 Heavy Duty 18" Bicyle Tubes Schrader Valve Replacement for 18x1.75/1.95/2.125/2.25 Bike Bicyle BMX Tire Tubes
Item #: 37495330

YUNSCM 2-PCS 18'' Bike Tubes 18x1.95 18x2.125 Heavy Duty 18" Bicyle Tubes Schrader Valve Replacement for 18x1.75/1.95/2.125/2.25 Bike Bicyle BMX Tire

Item #: 37495330

USD 23

Price Details

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*All items will import from US

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Order now and get it around Tuesday, August 18
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The bike tube is made from premium butyl rubber and has good sealing performance, ozone resistance, aging resistance, shock absorption, and electrical insulation.
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What Stands Out

Heavy Duty Material
Constructed from robust, puncture-resistant material, ensuring durability and longevity under various riding conditions, making this an ideal choice for frequent cyclists.
Versatile Sizing
Designed to fit multiple 18-inch bike tire sizes, accommodating a wide range of bicycles and providing a reliable solution for different riding needs.
Easy Installation
Equipped with AV32mm valve, allowing for quick and straightforward installation, ensuring riders can spend more time on the road and less on repairs.

Product Details

Wide selection of 2-Pack 18 Bike Tubes at Ubuy Zimbabwe. Compatible with 18x1.75, 18x1.90, 18x1.95, 18x2, and 18x2.125 Bike Tire Tubes. Shop now and enjoy great deals!
  • High quality bike tubes made from premium butyl rubber
  • Weighs 150g for efficient performance
  • Easy and quick installation
  • Provides good sealing performance, shock absorption, and electrical insulation
  • Important to add a little air before installing to prevent pinch flats
  • Improves comfort and safety while riding on uneven surfaces
Brand NameYunSCM
UPC741802888358
ManufacturerYunSCM
Model Number18x1.75/2.25
Manufacturer Part Number00018
Item Type Name18x1.75/2.25
Valve TypeSchrader
Wheel Size18 Inches (45.7 cm)
Compatible Tire Width Minimum1.75 Inches (4.4 cm)
Compatible Tire Width Maximum2.25 Inches (5.7 cm)
Bike TypeCompatible with This Size Range of Bicycle Tires
Item Diameter18 Inches (45.7 cm)
Size18X1.75/2.25
Material TypeButyl Rubber
BrandYunSCM
MaterialButyl Rubber
Item Weight1.5 lbs (680 grams)

Who Should Buy?

Suitable For
  • Casual Riders

    Ideal for occasional bikers who require reliable, durable tubes for short rides without frequent punctures.

  • Children's Bikes

    Perfect for children's bikes, offering safety and durability suitable for rough use by younger riders.

  • Budget-Conscious Users

    Cost-effective option for riders needing affordable replacements without sacrificing quality in their bike tubes.

Not Suitable For
  • Mountain Bikers

    May not be suitable for aggressive mountain biking where specialized, robust tubes are necessary for rough terrains.

Product Description

YUNSCM 2-PCS 18'' Bike Tubes 18x1.95 18x2.125 Heavy Duty 18" Bicyle Tubes Schrader Valve Replacement for 18x1.75/1.95/2.125/2.25 Bike Bicyle BMX Tire Tubes

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What sizes of bike tires do these YUNSCM inner tubes fit?

    Answer: The YUNSCM 2-Pcs Heavy Duty Bike Tubes are designed to fit tire sizes ranging from 18x1.50 to 18x2.25. This makes them suitable for various bikes including BMX, children's bikes, and some cruiser models. Their versatility in size ensures that you can easily replace worn or punctured tubes without needing to search for specific sizes. When choosing replacement tubes, ensure your tire dimensions align with the listed sizes for optimal performance.
  • Question: What is the material composition of these bike tubes?

    Answer: The YUNSCM bike tubes are made from high-quality rubber, which offers excellent durability and resistance to punctures. This material choice is crucial as it enhances the longevity and performance of the tubes under various riding conditions. The robust construction helps prevent air leaks, ensuring a reliable experience whether you're riding on rough terrains or smooth paths. Regular cyclists will appreciate the longevity that this material provides.
  • Question: What valve type do these bike tubes utilize?

    Answer: These YUNSCM bike tubes are equipped with an AV32mm Schrader valve. This type of valve is the same used in car tires, which makes inflating them quick and convenient at most gas stations or using standard bike pumps. The compatibility of this valve type reduces the hassle of buying special equipment for maintenance, making it practical for everyday cyclists who need reliability and performance.
  • Question: How do I properly install these inner tubes?

    Answer: To install the YUNSCM inner tubes, first, remove the wheel from your bike and take out the old tube. Next, inserting the new tube can be done by partially inflating it, which helps to prevent twisting. Place the tube inside the tire, making sure the valve aligns with the hole in the rim. After that, carefully work the tire back onto the rim, avoiding pinching the tube. Inflate the tube and check for any leaks before reattaching the wheel to your bike. This method ensures a secure and proper fit.
  • Question: Are these tubes suitable for heavy-duty use?

    Answer: Yes, the YUNSCM 18-inch Heavy Duty Bike Tubes are specifically designed for heavy-duty use. They feature thick walls that provide superior resistance to punctures and abrasions, making them ideal for rough terrains and everyday commuting. This durability caters well to cyclists who navigate through challenging conditions or who simply want the peace of mind of using sturdier components during rides.
  • Question: Can I use these tubes for different types of bicycles?

    Answer: Absolutely, these YUNSCM tubes are versatile and can be used in various types of bicycles including BMX bikes, children's bicycles, and some folded bikes. Their design caters to a wide range of rim sizes and widths, making them an excellent choice for someone who has multiple bikes or who frequently switches between bike types. This adaptability extends the usability of your bike parts.
  • Question: How do I determine if my current inner tube needs replacement?

    Answer: To determine if your inner tube needs replacement, check for visible signs of wear such as cracks, bulges, or punctures. If you frequently inflate the tube and notice it loses air quickly, it may indicate a leak or damage. Additionally, if your tire feels under-inflated despite regular pumping, it's likely time to replace the tube. Regular inspections can save you from uncomfortable rides and potential accidents.
  • Question: How do I maintain these bike tubes for longevity?

    Answer: To maintain your YUNSCM bike tubes for longer lifespan, regularly check them for air pressure before rides and inspect for signs of damage. It's also important to keep your tires properly inflated, as under-inflation can lead to pinch flats. Store your bike in a cool, dry place away from direct sunlight to prevent degradation of the rubber material. By following these simple care steps, you can ensure optimal performance and extend the life of your inner tubes.
  • Question: What should I do if I experience a flat tire with these tubes?

    Answer: In case of a flat tire with YUNSCM tubes, first, locate the source of the leak, which may be a puncture or damage to the tube. If it is fixable, you can patch the tube using a repair kit; however, if the damage is extensive, replacement is the best option. Remove the wheel, take the tube out, and install a new one following the proper installation procedures. Being prepared with a repair kit can help you manage such situations effectively.
  • Question: Where can I buy YUNSCM 2-Pcs 18'' Heavy Duty Bike Tubes in Zimbabwe?

    Answer: You can purchase YUNSCM 2-Pcs 18'' Heavy Duty Bike Tubes from Ubuy in Zimbabwe. Ubuy offers a convenient platform for sourcing quality bike accessories, ensuring you're equipped for every ride. Their user-friendly online shopping experience allows you to find these tubes easily and provides various payment options for your convenience.

YunSCM Tubes 18x1.75/2.25 Editorial Review

The 2-Pack 18" Bike Tubes with Schrader Valve received mostly positive reviews from customers. The tubes are compatible with various sizes of kids' bike tires and are easy to install. They also seem durable and have held up well for many customers. However, there were a few complaints about defective tubes that either leaked air or had a pinhole in them. Overall, the 2-Pack 18" Bike Tubes are a good option for those looking for replacement tubes for their kids' bikes, but it's important to check the tubes carefully before installing them.

Customer Reviews & Ratings

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Pros

  • Compatible with various sizes of kids' bike tires
  • Durable and long-lasting
  • Easy to install

Cons

  • Possibility of defective tubes that leak air or have pinholes

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Mohammad
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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”

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“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”

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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

22 July 2026 · via Trustpilot
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“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”

23 July 2026 · via Trustpilot
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USD 23

Order now and get it around Tuesday, August 18

QTY:

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Features & Benefits

  • 2-Pack 18 Bike Tubes.
  • High-quality premium butyl rubber construction.
  • Easy installation saves time and effort.
  • Provides comfortable and safe ride.
  • Compatible with different sizes of kid's bike tires.
  • Weighs only 150g.

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