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What is a flange? I want to purchase the correct one for my New Frontier C5 Lower receiver. — 1 Answer
by
CIG,
from CA, United States Asked on July 26, 2020
KNS Precision AR15 Buffer to Picatinny Rail Adapter Kit(4.3)
Answered by
Ryan Tarczynski,
Gear Expert,
from IL, United States,
on December 07, 2020
The New frontier C5 lower as its mil spec. It will accept any mil spec internal parts and fits mil spec upper receiver. So if its for an AR -15 you have to use the flange model. If you have another firearm that just has an AR stock adapter, you can use the non-flange one.
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