WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Alpinestars Bionic-10 Carbon Knee Brace Pair

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Alpinestars Bionic-10 Carbon Knee Brace Pair

Shipping & Returns

Orders $100 and over qualify for our free shipping offer. See our full shipping policy for further shipping details.

Return any new, unused and unaltered item within 30 business days. Create a return label online for as little as $7.99. Please read our return policy.


  • Lightweight hybrid frame construction with carbon composite core over-injected with an advanced fiber reinforced polymer
  • The innovative design and optimized material utilization of the exoskeleton frame construction makes the knee brace even lighter than its predecessor yet providing higher structural strength and support
  • Patented, lightweight and highly ventilated double wall knee-cup system offers strong impact force dispersion and absorption while ensuring maximum coverage area in all riding positions
  • Ergonomically sculptured knee cup is constructed from a triple segmented polymer for flexibility and adaptivity that is backed with light padding for highest comfort
  • Correct position of knee cup is secured accurately in place, by an innovative integrative mechanical guiding system allowing multi-directional freedom of movement
  • Lightweight single straps on upper frames and buckle system promotes secure fitment of the brace in all riding positions and supports rapid and effortless mounting
  • C-Frame strap system holds brace perfectly in position and avoids slipping down when rider is in action and extreme movement
  • The 2 straps are linked with a semi-rigid C-shaped connector that dynamically shapes towards the dimension change of the calf muscle and added optional padding provides maximum comfort
  • Extreme temperature resilience with temperatures as low as -4 degrees Fahrenheit
  • Double knee pivoting hinge system incorporates tool free, fast, easily exchangeable extension stops (0, 5, 10, 15, 20, 25, and 30 degrees) to prevent hyper-extension injuries
  • Highly ventilated with channeled padding and mesh zones for optimized ventilation and airflow
  • Soft comfortable lateral knee padding to avoid pressure points
  • Additional space padding and additional condyle pads enable a highly adjustable personal fit
  • Lighter than previous Fluid knee brace versions
  • Sold as a pair
  • Black/Red

Alpinestars Knee Brace

Knee Width (in) 3-27/32 - 4-13/32 4-13/32 - 4-31/32
Knee Width (cm) 9.8 - 11.2 11.2 - 12.6

General Sizing information

If you are unsure about your size, compare your body measurements to the charts provided to determine the correct fit. These charts will give you a good idea of the size to order, but be sure to read special sizing information that may accompany an item description. Some merchandise dimensions may vary from the averages charted here.

Knee Width

Using a caliper, measure the width of the knee joint across the kneecap. The leg should be completely straight and in a weight bearing position.


Bionic-10 Carbon
Age & Gender
Model Name for Gear
Bionic-10 Carbon

Item Numbers

Details Item Number Availability Store Pickup
Details:Black/Red  L Item #020-6500719-13-L Availability:In stock: Ready to shipStore Pickup:Unavailable
Details:Black/Red  M Item #020-6500719-13-M Availability:In stock: Ready to shipStore Pickup:Unavailable
Details:Black/Red  S Item #020-6500719-13-S Availability:In stock: Ready to shipStore Pickup:Unavailable
Details:Black/Red  XL/XXL Item #020-6500719-13-XL Availability:In stock: Ready to shipStore Pickup:Unavailable
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov


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