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Item #:
81460477
Round Oval Chainring 104BCD 32T 34T 36T 38T Narrow Wide Chainring for 6 7 8 9 10 11 12 Speed Chains
88% of respondents would recommend this to a friend
Item #:
81460477
TMT 84
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Order now and get it around Sunday, September 27
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The new narrow-wide teeth design increases chain retention, wear life, and reduces friction and noise.
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What Stands Out
Versatile Sizing
Available in 32T to 38T sizes, this chainring accommodates a wide range of rider preferences, ensuring optimal gearing for various terrains and riding styles.
Narrow Wide Design
The narrow wide tooth profile prevents chain drop, enhancing reliability during rides, which is especially beneficial for mountain bikers facing rugged trails.
Broad Compatibility
Compatible with 6 to 12 speed chains, this chainring offers flexibility for cyclists upgrading their components, making it a smart choice for future-proofing bike performance.
Product Details
| Load Capacity | 1.5E+2 N |
| Recommended Uses For Product | cycling and bicycle upgrades |
| Strand Type | Single |
| Material Type | aluminum-alloy |
| Brand Name | DECKAS |
| Unit Count | 1 Count |
| Manufacturer | DECKAS |
| Model | 104-Oval Black 38T |
| Part Number | 104-Oval Black 38T |
| Brand | DECKAS |
| Material | aluminum-alloy |
| Item Weight | 0.5 lbs (230 grams) |
Who Should Buy?
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Mountain Bikers
Ideal for riders needing reliable chain retention during tough terrains and steep climbs.
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Trail Riders
Perfect for those navigating variable trails who require consistent power delivery and reduced chain drops.
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Multi-Speed Cyclists
Compatible with multiple speed chains, suitable for cyclists upgrading components on diverse bikes.
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Casual Cyclists
Less suitable for occasional riders needing simpler, more straightforward bike setups.
Product Description
Round Oval Chainring 104BCD 32T 34T 36T 38T Narrow Wide Chainring for 6 7 8 9 10 11 12 Speed Chains
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is a Round Oval Chainring and how does it work?
Answer: A Round Oval Chainring is a bicycle component designed to optimize pedaling efficiency by using an oval shape that reduces dead spots during the pedal stroke. This unique design helps maintain smoother transitions through the pedal cycle, promoting better power transfer. Many cyclists find that this enhances overall performance, especially during climbing or sprints, making it ideal for both casual riders and competitive cyclists. -
Question:
What is the difference between 32T, 34T, 36T, and 38T chainrings?
Answer: The numbers (32T, 34T, 36T, 38T) represent the number of teeth on the chainring, which directly affects gear ratios and pedaling difficulty. A 32T chainring offers easier gearing for climbing steep terrains, while a 38T is better suited for flat or faster road cycling. Choosing the right size depends on your riding style, terrain, and fitness level, allowing cyclists to optimize their bike for various conditions. -
Question:
Is the Narrow Wide design beneficial for my bike?
Answer: Yes, the Narrow Wide design helps to improve chain retention by alternating widths of the teeth, preventing the chain from slipping off, especially during rough rides or on bumpy terrains. This feature is particularly advantageous for mountain bikers and trail riders, providing peace of mind and ensuring a smooth ride without the hassle of frequent chain drops. -
Question:
What is the compatibility of this chainring with speed chains?
Answer: This Round Oval Chainring is compatible with 6 to 12-speed chains, making it versatile for a wide range of bike setups. Whether you have a mountain bike or a road bike, this chainring can be adapted to your drivetrain, allowing for seamless integration with existing components. This ensures that you can enjoy improved performance, regardless of your bike type. -
Question:
What advantages does an oval-shaped chainring provide over traditional round ones?
Answer: Oval-shaped chainrings enhance pedal stroke efficiency by allowing for greater force application throughout the rotation. Riders often experience increased power output, reduced fatigue, and improved cadence rhythm. This design is particularly favorable for those looking to climb or ride lengthy distances, as it can make pedaling feel smoother and less straining overall. -
Question:
How do I determine the correct BCD for my bike?
Answer: The BCD, or Bolt Circle Diameter, refers to the diameter of an imaginary circle that goes through the center of the bolts on the chainring. To ensure compatibility, measure the distance between two of the chainring bolts or consult your bike's specifications. Utilizing a chainring with the correct BCD is crucial for proper installation and performance. -
Question:
Can I use this chainring with any bike model?
Answer: While the Round Oval Chainring is designed for versatility across various bike models, compatibility depends on a few factors including the BCD, chain speed, and crankset. Always verify your crank's specifications before purchasing. Riders upgrading or customizing their bikes will find this chainring a flexible option for enhancing their setup. -
Question:
What materials are used in the construction of this chainring?
Answer: This chainring is typically made from high-quality aluminum, which offers a balance of durability and lightweight performance. Some variations may use higher-end materials like carbon fiber for competitive setups. The choice of material affects not only the weight but also the strength and longevity of the chainring, making it suitable for different riding styles. -
Question:
Do I need special tools for installation?
Answer: Installing the Round Oval Chainring typically requires standard bicycle tools, including a crank puller and a torque wrench. If you are unfamiliar with bike maintenance or installation, it may be beneficial to seek assistance from a professional mechanic. Proper installation is essential for optimal performance and longevity of the component. -
Question:
Where can I buy Round Oval Chainring 104BCD 32T 34T 36T 38T Narrow Wide Chainring for 6 7 8 9 10 11 12 Speed Chains?
Answer: You can buy the Round Oval Chainring from Ubuy in Turkmenistan. Ubuy offers a wide selection of biking components, including this specific chainring, making it convenient for cycling enthusiasts looking to upgrade their gear. With their reliable shipping and customer service, you can have your new chainring quickly and efficiently.
DECKAS Chainrings Editorial Review
Round Oval Chainring 104BCD 32T 34T 36T 38T Narrow Wide Chainring for 6 7 8 9 10 11 12 Speed Chains is an excellent choice for cycling enthusiasts looking to upgrade their bike. This aluminum-alloy chainring, weighing just 0.5 lbs, promises durability and efficiency, as noted in reviews praising its surprising toughness despite minor installation issues. Users appreciated how effectively it tracks and the low risk of dropped chains due to its narrow-wide tooth design. The chainring suits a variety of speeds and is ideal for various cycling scenarios, making it a versatile addition to any cyclist's gear.
Customer Reviews & Ratings
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Pros
- Durable and lightweight aluminum construction
- Narrow-wide design prevents chain drops
- Easily installs without removing crank
- Excellent compatibility with multiple speed chains
- Affordable alternative to high-end brands
Cons
- Does not come with installation hardware
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
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Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
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Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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TMT 84
Order now and get it around Sunday, September 27
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
- High quality 7075 aluminum alloy for durability.
- Narrow-wide teeth design enhances chain retention and performance.
- Compatible with 8/9/10/11-speed bicycles.
- Easy installation fitting 104BCD cranksets from SHIMANO and SRAM.
- Extra power while climbing with larger wide tooth design.
- Great value for cyclists looking for reliable chainrings.
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