My 1st "big bore" build - Armada .257

That build looks awesome..
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.. what barrel was used , n whatl length ? Thanks I have a texan. 257 barrel laying around thinking in a bulldog build ..

D.O.M. tubing, 7/8” O.D., 7/16” I.D. X 36” long. TJ 25-20 liner, 1:14 twist, 7/16” O.D. X 36” long. Bonded with Loc-Tite 641.