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![1/8" Spacer Curve (Black)](/store/_ui/responsive/theme-ottobock/images/missing_product_EN_300x300.jpg "1/8" Spacer Curve (Black)")
Item #: 7U56=S
Polycentric knee joint bars with gear drive
Item #: 21Y21
Valve closure system with the audible “click” that confirms proper positioning
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