Product Features
Product Features
Usage: Road-Race
Model: BB-RS500
BB-Type: HOLLOWTECH II
Gear: BSA (BC 1.37)
Center Unit Length: 68mm
Shell diameter: BSA (BC 1.37)
Material:Aluminum
Weight: 71g
HOLLOWTECH II Technology
The HOLLOWTECH II technology concept is focused on producing a superior crankset that will maximize the rider’s power transfer. Weight, a key element of the crankset, ensures the efficiency of the crankset while requiring light pedaling, helping the bike ride longer distances, on which the rider has to pedal more. Naturally, SHIMANO strived for the optimum balance between the conflicting demands of stiffness when producing a lightweight crank. HOLLOWTECH technology is an ultra-lightweight hollow crankarm created by SHIMANO with the company’s own proprietary forging technology that also maintains stiffness. The addition of HOLLOWTECH II technology integrates the bottom bracket axle with the right crankarm for greater rigidity and weight savings to ensure high dimensional stability. Its outboard bottom bracket bearing system provides more efficient power transfer, better weight distribution and greater pedaling stability.
You can contact us for any questions you may have. We will get back to you as soon as possible, within 24 hours on weekdays . We are happy to help! 🚀
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When will my order be shipped?
Your orders are usually delivered to cargo on the same day . This period may vary depending on the density during campaign periods.
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Customer service
You can reach us 24/7 by e-mail at info@ugurbisiklet.com.
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FAQ
You can find the Frequently Asked Questions at the bottom of the product page.
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Contact Us
You can call us at +90 850 307 1550 whenever you want.
International Shipping
Continuous Discount

100% Originality Guarantee
All our products are 100% original and are offered with quality and assurance. As Uğur Bicycle, we only deliver products that we procure from reliable and authorized suppliers and that we distribute ourselves. Shop with peace of mind, pedal to quality!
Frequently Asked Questions
📌 When will my order be shipped?
Your orders will be delivered to cargo within 1-2 business days . This period may vary depending on the density during campaign periods.
📌 Which Cargo Company Do You Work With?
Shipments are made within Türkiye with Domestic Cargo. International shipments are sent with any of the companies DHL - FEDEX - TNT.
📌 How can I track my order?
When your order is shipped, the tracking number is shared via e-mail and SMS. You can track your order on the cargo company's website with this number.
📌 How can I return and exchange a product?
You can return the products within 14 days , unused and in their original packaging. You can review our return policy for detailed return procedures.
📌 When will I be refunded for the product I returned?
Once your return is approved, your payment will be refunded within 3-7 business days , depending on the payment method you used.
📌 Do your products have a warranty?
Yes! All products on sale are under manufacturer or distributor warranty . You can check the product descriptions for warranty period and conditions.