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McDavid 422 Knee Brace with Dual Disk Hinges, Level 3

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Enhanced hinge for your hinge. No gears; each sidearm is individually articulated with cushioned hyper extension stops. The McDavid’s lightest hinge has broader arms to help in keeping strength. Engineered straps guarantee personalized fitting. Latex-free neoprene delivers thermal compression. The Open 360˚ padded buttress isolates and supports the patella. Bound edges avoid irritation. Perforated back panel offers heat and moisture control and all-around comfort. The Exterior is made of layer of nylon fabric for durability. Fits both left or right. 

Best for:

Moderate medial and lateral support for improving stability; aids in recovery. 


  • Polycentric hinging with hyperextension stops takes support beyond simple hinged brace
  • Wider hinge paddles provide better support
  • Top and bottom hook and loop closures ensure outstanding fit
  • Latex-free neoprene provides thermal/compression therapy
  • Padded buttress supports the patella
  • Bound Edges prevent irritation
  • Seamless, perforated back panel for all-around comfort
  • Outer heavy-duty nylon fabric for durability
  • Fits left or right

Color: Black
Size: S, M, L, XL, XXL
Materials Used: 100% latex-free 4.8mm neoprene (CR)—exclusive of binding/straps/cover fabric/hinges 
Item model number: 422


McDavid 422 Size Chart