What purpose does this serve on bow sights? I am wanting to buy either the Copper John Dead Nuts Pro II or III, but I don't know what this 3rd axis business is. What does it do? Is it worth the extra greenery?
the third axis comes into play in your up hill and downhill shots enabling you too keep your bow level it is a great help in these situations for sure and I have the third axis on all of my sights now and it has helped me.
I asked the same question not long ago.
IMO the autority in this matter is oldpro
it's too bad that the link to his explanation doesn't work anymore.
I'm sure if you ask him, he would find it for you.
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