Alpinestars Youth Bionic 5S Knee Knee Protection 6540520-13
Alpinestars Youth Bionic 5S Knee Knee Protection 6540520-13
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Alpinestars 6540520-13 Youth Bionic 5S Knee
Anatomically profiled for a youth fit, the Bionic 5S Youth Knee Brace has been designed to be lightweight, breathable, flexible, comfortable and protective. Featuring an innovative hybrid frame construction consisting of a flexible composite over-injected on a high performance fiber reinforced polymer, this brace provides optimal structural integrity and support while being ultra-lightweight and adaptive.
Specifications
| Brand | Alpinestars |
| Manufacturer Part Number | 6540520-13-OS |
| Product Type | Knee Protection |
| Division | MX |
| Size | One Size |
| Color | Black/Red |
| Weight | 2.56 lb |
| Length | 14.57 in |
| Width | 7.68 in |
| Height | 5.91 in |
| UPC | 8059347021386 |
Frequently Asked Questions
What color is this knee protection?
This is the Black/Red variant of the Youth Bionic 5S Knee from Alpinestars.
What size is this knee protection?
This is size One Size. Check the brand's size chart when fit is critical.
Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

