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(1) Stainless Steel Polycentric System Knee Joints -
Straight & Contoured |
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Contoured
medial joint, straight lateral joint. Double joints
feature gear drive and ball bearings. |
Article
no.
For bar width Length
from joint center
Joint center
upper/lower
distance
54439-1
16 mm 38/38 mm
18 mm
54439-2
20 mm 38/38 mm
18 mm |
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(2) Stainless Steel Polycentric System Knee Joints -
Straight |
|
Straight
medial and lateral joints. Double joints feature gear
drive and ball bearings. |
|
For bar width Length
from joint center
Joint center distance
upper/lower
16 mm
38/38 mm
18 mm
20 mm
38/38 mm
18 mm |
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(3) Joint Center Piece |
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(4) Ball Bearing |
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(5) Joint Screw, slotted and partially threaded |
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Stainless
steel |
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(6) Slotted Truss Head Screw |
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Stainless
steel lock screw |
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(7) Philips Oval Countersunk Head Screw |
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Stainless
steel |
