I was looking for a quad rail for a MK18 pistol build I was doing. While I fully understand the MK18 has a very specific parts list, I also knew there was no way I could afford spending over $1k on an upper. So an inexpensive build was the goal. There are lots of options for KeyMod and MLok slim handguards, but not for a full quad rail. Wanting to keep weight and the overall size down, I wasn't happy with a lot of the other options out there, they were all at least 2.5 inches wide. I found this rail after some searching and was initially leery: I had never heard of Tacfire before and at the pr...
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