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AlpinestarsVector Tech Knee Protector

Temporarily Out Of Stock

Item # APN01KI

Don't get too bummed. This item is on the way and will be available for purchase as soon as it rolls into the warehouse.

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Vector Tech Knee Protector

Whether your favorite riding consists of white-knuckle descents and big lines at the bike park, or epic adventures on raw alpine singletrack, the Alpinestars Vector Tech Knee Protector gives you the peace of mind needed to withstand the rugged elements of any trail. These versatile knee guards offer certified impact protection for the front and sides of your knee, all in a lightweight and breathable package that won't hold you back on rides involving long, strenuous traverses in order to reach the fun part. Or if you'd rather to take them off for the uphill segments all together, it's easy to do thanks to the flexible side zipper that allows a quick and easy fit—without the time-consuming task of removing your shoes.

  • Lightweight, versatile knee protectors for mountain biking
  • Ergonomic guard offers comfortable and thorough coverage
  • Made from breathable, lightweight, abrasion-resistant fabrics
  • Flexible side zipper for easy on and off with shoes on
  • Liner offers progressive protection & a soft feel against the skin
  • Hook-and-loop straps ensure a stay-put fit on rough trails
  • Silicone print and stretch mesh panel further stabilize the fit
  • CE certified Level 1 protection

Tech Specs
Material[guard] softshell polyurethane, aramid fiber, semi-rigid thermoplastic shell, [sleeve] rip-stop nylon, polyethylene foam, polyester mesh
Closurezipper, hook-and-loop straps
Protection Areaknee
CertificationsCE EN 1621-1:2012
Manufacturer Warranty21 days


Knee & Shin Protectors
Knee Circumference

15.4 - 16.5in

(39 - 42cm)

16.5 - 17.7in

(42 - 45cm)

17.7 - 18.9in

(45 - 48cm)

18.9 - 19.7in

(48 - 50cm)

Calf Circumference

12.6 - 13.8in

(32 - 35cm)

13.8 - 15in

(35 - 38cm)

15 - 16.1in

(38 - 41cm)

16.1 - 16.9in

(41 - 43cm)

How to Measure:
Measure your leg circumference, 10cm above your kneecap.
Measure your calf circumference at the widest part.

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