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1321 Polycentric 4 Bar Knee


The 1321 knee joint is a polycentric knee that is best suited to be used for moderate to K3 level activity and high need for safety.

  • Constant friction swing phase control
  • Frame construction is made of superlight aluminum alloy
  • 4-bar linkage is made of aircraft alloy
  • Proximal attachment has A-P slide and rotation adjustment
  • Optional adapters: pyramid for AK and lotus for KD

Sold each.
Manufacturer Recommended HCPCS: L5611, L5850

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