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You can set that in SF too, it's the backface culling field
This has now been added to 1.34!
This has now been fixed in 1.34
Are you sure the SF shader is set up correctly? I can't reproduce this on my end
Make sure you download it through Unity 5.5.0f3 or later, and it should be fine
Which is Saturday, so it'll take a while I'm afraid!
Customer support service by UserEcho
You likely just need a +/- 0.5 offset before the opacity clip input, or, you're clamping too early somewhere in the chain. In any case, it's a math issue, not really a SF issue!