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I want to mate this barrel with a carbine-length gas piston, but your product description doesn't say at what length it is ported. — 1 Answer
by
BJ,
from AR, United States Asked on July 23, 2020
Proof Research Big Horn Pre-Fit Carbon Fiber Barrel
Answered by
Brandon,
member,
from UT, United States,
on March 10, 2021
These are pre-fit Zermatt Arms shouldered barrels for the TL3/SR3 actions. This barrel is not ported for a gas system, and is intended for use in bolt action rifles.
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