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Model 1003 is a Automatic Spring Lever Knee Joint with a spring loaded lever system which automatically engages the lock when the joint reaches full extension. The joints may be purchased with pre-contoured lower joint units for improved cosmesis.

Spring Lever Knee Joint

Item #: 17BK5=B6R
3/16" x 5/8" Aluminum Uprights - Right Medial Contour

Product Details
Model 1003 is a Automatic Spring Lever Knee Joint with a spring loaded lever system which automatically engages the lock when the joint reaches full extension. The joints may be purchased with pre-contoured lower joint units for improved cosmesis.