Alpinestars Bionic Flex Knee Protector Knee Protection 6505121-13
Alpinestars Bionic Flex Knee Protector Knee Protection 6505121-13
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Alpinestars 6505121-13 Bionic Flex Knee Protector
Engineered for off-road riders, the Bionic Flex Knee Protectors are Alpinestars MX knee protectors delivering flexible, ventilated impact protection for motocross. Featuring highly perforated Nucleon Flex Technology protectors externally on a breathable stretch-mesh sleeve, they are CE-certified to EN 1621-1:2012 Level 1, with an elasticated top strap and silicone hems for secure positioning, improved ventilation, and unrestricted movement, plus an abrasion-resistant front panel and side foam padding.
Specifications
| Brand | Alpinestars |
| Manufacturer Part Number | 6505121-13-S/M |
| Product Type | Knee Protection |
| Division | MX |
| Size | S/M |
| Color | Black/Red |
| Weight | 1.28 lb |
| Length | 15.31 in |
| Width | 7.09 in |
| Height | 2.76 in |
| UPC | 8059175286964 |
Frequently Asked Questions
What color is this knee protection?
This is the Black/Red variant of the Bionic Flex Knee Protector from Alpinestars.
What size is this knee protection?
This is size S/M. 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.
