Yeah, they look symmetrical. Also, does anyone else see that metallic thing up top - what the heck is *that*?
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Is this when the saber flew through the air and he caught it? Could be guides for it to go on a line?
Nice catch! Could very well be a Zipline Saber.
So I've been looking at pictures of the TLJ saber. It looks like grips end closer the clamp, compared to the TFA saber.
Pretty sure you're right just based on the roughness of the edge of the cap seen here:
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The world may never know...