Hey guys, quick question. I just bought a 10.3" Daniel Defense MK18 upper chambered in 300 BLK. I am going to install a Vltor A5 receiver extension on my LMT lower. My question is, what weight buffer should I go with? I'm going to be shooting mostly 150gr supersonics and 208gr subsonics both with and without my Silencerco Omega. I'd like to try the H3 but I'm afraid it's going to be too heavy. I'll get both eventually but money is kinda tight right now.
Thanks
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