mrn modz

I hang out at Christian's House of Waffles on FB. Great group of people. Raul runs it. Christian was his son that died only 7 years ago from Autism. So. He has a ***beautiful*** carved box MRN up for grabs. 20 spots @$16.50 per spot. You get to pick your numbers. Payment info is in his...

I have an opportunity to trade something of interest for this mod. I haven't used a mech before but this is a single 20700 which I feel safer using. Are there pros and cons I should be aware of? I know the 510 pin is adjustable, reverse threaded. I'll need to learn more but the mod is so...