So I'm borrowing my friends Alliance V2 and liking it so far. But I just realized in everybody's review video their rda has the slotted looking part.
Does that part make a differnece or what does it do
I'm currently using this set up.
Will it make a differnece if I was to add that slotted part?
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Does that part make a differnece or what does it do

I'm currently using this set up.

Will it make a differnece if I was to add that slotted part?
Sent from my SM-G920T using Tapatalk