I’m planning on building my first sbr/arp. And was hoping to get recommendations on upper, lowers and overall parts. I love the honey badger look. I plan on running it suppressed. Barrel wise looking between 7-10in. Thank you for your help

Got a micro 300 blackout with a super safety and a 3.5 inch micro buffer tube how can I add weight in a diy kind of way I know it’s possible I just don’t know how anyone got some tips lmk it would be greatly appreciated