For knee joints: 3R15, 3R49, 3R55 (also for 3R21, 3R23, 3R30, 3R32, 3R46) The 3R6 covers for modular transfemoral prostheses have a stepped center hole and are pre-shaped.
3R6, 3R24, 3S26, 3S27, 3S106, 3S107, 3S124, 6R6, 6R7 - Instructions for Use
Published Date: October 26, 2015
3R6 Foam Cover - Safety Data Sheet
Published Date: March 6, 2015