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- Universal Bike Crank Arm,Square Hole Crankset...
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Item #:
84509161
Universal Bike Crank Arm,Square Hole Crankset,One Pair 140MM/152MM/160MM/165MM/170MM/175MM BCD 130MM Bike Crank Arms for City Bike,Road Bike,Folding
88% of respondents would recommend this to a friend
Item #:
84509161
TOP 125
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Imported from USA store
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Order now and get it around Thursday, October 22
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This bike crank arm is made of premium quality aluminium alloy material, which is sturdy and durable in use.
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What Stands Out
Versatile Sizes
Available in multiple lengths from 140MM to 175MM, ensuring compatibility with a wide range of bicycles, helping riders achieve optimal power transfer and comfort.
Universal Fit
Designed for various bike types including city, road, folding, mountain bikes, and eBikes, making these crank arms a practical choice for diverse cycling needs.
Durable Construction
Made from high-quality materials, these crank arms provide excellent strength and longevity, solving durability issues riders face with standard cranksets.
Product Details
Who Should Buy?
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Casual Cyclists
Ideal for casual riders looking for versatile and sturdy crank arms for different types of bikes.
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Urban Commuters
Great for city bikes, providing reliable performance for daily commuting and urban riding.
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Ebike Enthusiasts
Compatible with ebikes, enhancing performance and comfort during electric biking experiences.
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Competitive Cyclists
Not suitable for high-performance racing bikes that require specialized, lightweight components.
Product Description
Universal Bike Crank Arm,Square Hole Crankset,One Pair 140MM/152MM/160MM/165MM/170MM/175MM BCD 130MM Bike Crank Arms for City Bike,Road Bike,Folding Bike,Mountain Bike,Ebike
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Customer Questions & Answers
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Question:
What are the dimensions and specifications of the Universal Bike Crank Arm?
Answer: The Universal Bike Crank Arm features a square hole crankset and is available in various lengths: 140MM, 152MM, 160MM, 165MM, 170MM, and 175MM. These sizes cater to different rider heights and preferences, allowing for customized bike setups. Additionally, the BCD (Bolt Circle Diameter) is 130MM, which ensures compatibility with most standard chainrings. This variety of options makes it suitable for city bikes, road bikes, and folding bikes, enhancing your cycling experience by providing the optimal fit. -
Question:
How do I install the Universal Bike Crank Arms on my bike?
Answer: Installing the Universal Bike Crank Arms involves removing the existing crankset and fitting the new arms onto the bottom bracket. It's essential to align the square hole with the bottom bracket spindle properly. You may need tools like a crank puller and appropriate wrenches to securely fasten the crank arms. This process can significantly improve your bike's performance, especially if you're upgrading from a less efficient crankset, ensuring smoother pedaling and power transfer. -
Question:
Are these crank arms compatible with all types of bicycles?
Answer: While the Universal Bike Crank Arms are designed with versatility in mind, they are specifically compatible with bikes that have a square hole crankset. This includes most city bikes, road bikes, and folding bikes. It's crucial to check the bottom bracket specifications of your bike to ensure compatibility. By choosing the right crank arms, you can enhance your bike’s performance and enjoy a more comfortable riding experience. -
Question:
What materials are used in the construction of these crank arms?
Answer: The Universal Bike Crank Arms are typically made from high-strength aluminum or alloy materials, ensuring durability while keeping the weight manageable. This lightweight construction is especially beneficial for road and city biking where efficiency is key. Their robust design allows for longer wear, reducing the frequency of replacement. Therefore, these crank arms not only enhance the overall performance of your bike but also contribute to its longevity. -
Question:
Do these crank arms come as a pair or individually?
Answer: The Universal Bike Crank Arms are sold as a pair, allowing you to upgrade both the left and right sides of your bike simultaneously. This ensures balanced performance and symmetrical power transfer, which is crucial for a smooth riding experience. By installing them together, you maintain the integrity of your bike’s drivetrain, ensuring consistency in gear shifting and pedaling efficiency. -
Question:
What is the difference between the various lengths available for these crank arms?
Answer: The different lengths of the Universal Bike Crank Arms—140MM, 152MM, 160MM, 165MM, 170MM, and 175MM—allow cyclists to choose based on their leg length and riding style. Shorter crank arms are typically favored by smaller riders or those looking for a more rapid cadence, while longer arms are suitable for taller riders providing better torque. Selecting the correct length can enhance comfort, efficiency, and pedaling style, thus optimizing your cycling performance. -
Question:
Can I use these crank arms for mountain biking?
Answer: While the Universal Bike Crank Arms can be used for various biking styles, they are primarily designed for city, road, and folding bikes. Mountain biking often requires cranks that offer more flexibility in terms of weight and gearing. Therefore, if you're looking for performance in off-road situations, it is advisable to choose crank arms specifically designed for mountain bikes. It's always wise to match the component specifications with your biking needs for optimal performance. -
Question:
What benefits do these crank arms provide to casual cyclists?
Answer: Casual cyclists will find that the Universal Bike Crank Arms improve overall ride quality by enhancing pedaling efficiency. A well-functioning crankset optimizes power transfer, allowing riders to enjoy smoother rides on city streets or during casual weekend rides. Improved ergonomics also reduce fatigue, making cycling more enjoyable and sustainable. This upgrade not only enhances pleasure while cycling but can also encourage more frequent rides. -
Question:
How do I maintain my Universal Bike Crank Arms?
Answer: To maintain your Universal Bike Crank Arms, ensure they are cleaned regularly and lubricated to avoid rust and other wear. After rides in wet or muddy conditions, a quick wipe-down helps prevent corrosion. Additionally, periodically check the tightness of the crank arm bolts to avoid loosening during use. Proper care will prolong the life of your crank arms and ensure uninterrupted performance during your rides. -
Question:
Where can I buy Universal Bike Crank Arms in Tonga?
Answer: You can purchase the Universal Bike Crank Arms on Ubuy. They have a wide selection of bike components, ensuring you can find the right crank length and specifications for your bike setup. Ubuy offers easy navigation through their categories, making it simple to locate the bike parts you need. Shopping with Ubuy also ensures a seamless buying experience, allowing you to enjoy your biking upgrades.
Alps2Ocean Cranksets Editorial Review
The Universal Bike Crank Arm set has garnered mixed reviews from customers, highlighting both the benefits and challenges of this product. Primarily, users praise the adjustable lengths of the crank arms, noting that they cater well to cyclists with shorter inseams, which can greatly reduce discomfort during rides. Many have reported significant relief from knee and hip pain, indicating the product fulfills its promise of improving cycling ergonomics. Installation is often described as straightforward, although some users encountered difficulties with keeping spacers in place. A workaround involving grease was suggested, further demonstrating the product's practical appeal. Despite the high quality and aesthetics of the crank arms, there were significant concerns raised about durability, as one customer experienced a critical failure after three months with their left crank stripping completely. This incident contributed to a sense of disappointment, overshadowing the otherwise positive aspects of the product. Overall, the Universal Bike Crank Arm set seems to be a solid option for those seeking to alleviate discomfort while cycling, provided they carefully manage the installation and stay attentive to long-term durability. **
Customer Reviews & Ratings
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Pros
- Adjustable lengths (140mm-175mm) suitable for shorter cyclists.
- Effectively reduces knee, hip, and lower back pain.
- High-quality design and reasonable price.
- Simple installation process for most users.
Cons
- Some difficulties with spacers during installation.
Platform Trust & Buyer Confidence
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Jasmin
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“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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“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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“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
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“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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Order now and get it around Thursday, October 22
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Features & Benefits
- Premium Quality aluminum alloy for durability.
- Available in multiple lengths: 140MM to 175MM.
- Compatible with various bike types: city, road, mountain, and ebikes.
- Square hole design ensures proper fit.
- Lightweight and easy to install.
- Comes with two crank arms and necessary screws.
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