You're screen grabs are always way better ! looks like i shall proceed as planned and simply do original knee pads, am going to re-watch more footage and see how the left one is set up, I suspect much the same but you never know....Because it was CGI-ed for a greater visual effect. Normal knee pad:
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CGI knee pad (it looks like the outer side was mirrored for the inner side):
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The knee dart launchers looks to be correct ones (at least on the right knee):
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Thanks for you're continued help..