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- 2-Pcs 27" Bike Tubes 27x1 1/4-1 3/8 AV32MM Sc...
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Item #:
89950951
2-Pcs 27" Bike Tubes 27x1 1/4-1 3/8 AV32MM Schrader Valve (32/37-630) 27" Bicycle Tubes Compatible with 27x1 14 27 x 1.25 27 x 1-1/4 27x1-1 3/8 Bike
Item #:
89950951
GMD 1724
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After replacing the butyl rubber tube, it absorbs the impact on the uneven road surface, making riding more comfortable and safe.
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What Stands Out
Wide Compatibility
Designed to fit various tire sizes, these tubes ensure compatibility with 27x1 ¼, 27x1.25, and 27x1-1/4, making them versatile for numerous bicycles.
Durable Design
Crafted with high-quality materials, these tubes resist punctures and wear, enhancing longevity and performance on various terrains, offering riders peace of mind during their rides.
Convenient Valve
Equipped with a 32mm Schrader valve, these tubes simplify inflation and maintenance, ensuring a hassle-free experience for cyclists who want to spend more time riding.
Product Details
| Brand Name | YunSCM |
| UPC | 712673032102 |
| Item Weight | 0.42 Kilograms |
| Manufacturer | YunSCM 20200905u00b76 |
| Model Number | YunSCM 20200905u00b76 |
| Manufacturer Part Number | YunSCM 20200905u00b76 |
| Valve Type | Schrader |
| Wheel Size | 27 Inches (68.6 cm) |
| Compatible Tire Width Minimum | 1.25 Inches (3.2 cm) |
| Compatible Tire Width Maximum | 53 Millimeters |
| Bike Type | City Bike |
| Item Diameter | 27 Inches (68.6 cm) |
| Item Width | 1.25 Inches (3.2 cm) |
| Valve Length | 1.25 Inches (3.2 cm) |
| Size | 27 X 1 1/4 |
| Material Type | Butyl Rubber |
| Brand | YunSCM |
| Material | Butyl Rubber |
Who Should Buy?
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Casual Cyclists
Ideal for casual cyclists who need reliable tubes for weekend rides or short commutes.
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Replacement Needs
Great for individuals looking to replace damaged or worn-out bike tubes on 27-inch bicycles.
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Budget-Conscious Buyers
Perfect for budget-minded consumers seeking quality yet affordable bike tube solutions without sacrificing performance.
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Professional Racers
Not suitable for professional cyclists who require high-performance tubes for competitive racing environments.
Product Description
2-Pcs 27" Bike Tubes 27x1 1/4-1 3/8 AV32MM Schrader Valve (32/37-630) 27" Bicycle Tubes Compatible with 27x1 14 27 x 1.25 27 x 1-1/4 27x1-1 3/8 Bike Tire Tubes
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What are the compatible sizes for the 2-Pcs 27" Bike Tubes?
Answer: The 2-Pcs 27" Bike Tubes are compatible with several tire sizes including 27x1 1/4, 27 x 1.25, 27 x 1-1/4, and 27x1-1 3/8. These sizes correspond to various bike tires, ensuring that you can find the right fit for your bike. It's important to check your current tire markings to ensure compatibility, which will help in maintaining optimal performance and safety while riding. -
Question:
What kind of valve do these bike tubes have?
Answer: These tubes are equipped with an AV32MM Schrader Valve, which is a standard valve type commonly found on various bicycles. This valve design allows for easy inflation and deflation with a standard pump or at gas stations. The Schrader Valve is durable and reliable, making it a great choice for riders looking for convenience when maintaining tire pressure. -
Question:
How do I install the 27" bike tubes?
Answer: Installing the 27" bike tubes involves deflating your tire, removing it from the rim, and carefully replacing the old tube with the new one. Ensure that the new tube is positioned inside the tire evenly and that the valve stem is straight and properly aligned. Once the tire is back on the rim, inflate the tube gradually, checking for any bulges or unevenness to ensure a proper fit. This process helps in preventing pinch flats during your rides. -
Question:
Are these bike tubes puncture-resistant?
Answer: While the 2-Pcs 27" Bike Tubes are constructed from durable materials, they are not explicitly puncture-resistant. However, their sturdy build ensures they can withstand regular wear and tear associated with everyday cycling. For added protection, consider using tire liners or puncture-resistant tires, especially if you frequently ride on rough terrain. This combination will enhance your biking experience. -
Question:
What is the weight of each of these bike tubes?
Answer: The weight of each 27" bike tube can vary slightly based on the manufacturer, but generally, each tube weighs around 200 to 300 grams. This lightweight design contributes to minimal rolling resistance, which enhances your overall biking performance. If you're looking to maintain speed and agility during rides, opting for these lighter tubes can have a significant impact. -
Question:
Can I use these bike tubes for mountain biking?
Answer: While the 2-Pcs 27" Bike Tubes are suitable for road and hybrid bikes, their use in mountain biking is not ideal. Mountain bikes usually require thicker, more rugged tubes to withstand rough terrain and obstacles. For off-road biking, consider selecting tubes designed specifically for mountain tires. This will help ensure durability and provide peace of mind on trails. -
Question:
Do these bike tubes come with a repair kit?
Answer: The 2-Pcs 27" Bike Tubes do not come with a repair kit. It's advisable to purchase a separate repair kit that includes tire levers, patches, and a pump to handle any unforeseen issues while on the road or trail. Having a repair kit on hand can help you manage flats or punctures and ensure that you are prepared for spontaneous adventures. -
Question:
How should I store my bike tubes?
Answer: To maintain the quality of your 27" bike tubes, store them in a cool, dry place away from direct sunlight. Avoid exposure to extreme temperatures and keep them off the ground to prevent any potential punctures. Proper storage helps prolong the lifespan of the tubes and ensures they remain ready for use whenever you need them. -
Question:
What is the maximum inflation pressure for these tubes?
Answer: The maximum inflation pressure for the 27" bike tubes typically ranges from 60 to 80 PSI, depending on the specific tire size and design. It's crucial to refer to the markings on your bike tire and the tube itself for precise inflation recommendations. Maintaining the correct pressure improves performance, handling, and reduces the risk of flats. -
Question:
Where can I buy the 2-Pcs 27" Bike Tubes?
Answer: You can buy the 2-Pcs 27" Bike Tubes from Ubuy in The Gambia. Ubuy offers a wide range of bicycle accessories, including these reliable tubes, making it easy to find and purchase what you need for your biking adventures. With Ubuy, you can enjoy a seamless shopping experience tailored to your cycling requirements.
YunSCM Tubes YunSCM 20200905u00b76 Editorial Review
The 2-Pcs 27" Bike Tubes (27x1 1/4-1 3/8 AV32MM) have garnered a generally positive reception among customers, with many highlighting their performance and value for money. Most users appreciate the ease of installation, as well as the quality and durability of the product. Several reviewers noted successful results when adhering to break-in techniques, such as filling the tubes to only 80% capacity initially, further demonstrating their reliability. Experienced cyclists have echoed satisfaction with the tubes, criticizing common installation pitfalls rather than the tubes themselves. They report that the product is well-molded, has no defects, and stands up to regular use effectively. The performance of the tubes seems Consistent, with many stating that they hold air well and only require occasional replacements, making them an affordable choice compared to more expensive options found in bike shops. However, there are a few negative experiences, notably from users who received a defective batch resulting in premature failures. This suggests that while the product generally performs well, there may be quality control issues that Prospective buyers should be aware of. Overall, the 2-Pcs 27" Bike Tubes offer good value with a solid reputation among those familiar with bicycle maintenance, though caution should be taken regarding potential defective batches. **
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Pros
- Good value for the price
- Easy to install
- Well-molded and defect-free
- Holds air well
- Positive results with proper installation techniques
Cons
- Some reported receiving defective batches
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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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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
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GMD 1724
Order now and get it around Thursday, August 13
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Includes 2 high-quality 27-inch bike tubes with AV32MM Schrader Valve.
- Compatible with multiple tire sizes: 27 x 1-1/4, 27 x 1.25, 27x1 3/8, and more.
- Made from premium butyl rubber for excellent sealing and shock absorption.
- Easy to install, saving you time and effort for quick replacements.
- Enhances your riding comfort and safety on uneven surfaces.
- Quick customer service available for quality concerns within a year.
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