12.5\

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12.5” AR15 Barrels are the BEST for WROL- Blood Diamond Carbine

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Mini RECCE/SPR Rifle | The Swiss Army Knife of the 5.56 Platform

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ECHO Files: Barrel lengths for the Modern Shooter 12.5 Rosco/ 13.9 Ape Defense

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Triarc’s 12.5 mid length gas with new rail and HIR-265 cerakote

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Aero Precision 12.5\

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12.5 mid delivery 🤌

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FSD 12.5.4.2 postpones Ln change, moves to mid, passing Ln. Key Food Test #teslafsd #fsdbeta #fsd

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12.5 Mid Production Ready for test fire #pushingforward #triarcsystems #556

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12.5in Mid Gas Full Auto

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12.5 Mid with HUXWRX 556 Suppressors #triarcsystems

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TRIARC Teammate @matttewtran getting in transition reps ... 12.5 Mid length SBR with HUXWRX QD556K

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Cycling smooth. SPR and 12.5 Mid demo #triarcsystems #556 #fullauto

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THE AR FILES | Barrel Length and why MOST pick WRONG

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KAK Industry 12.5 Mid Length AR barrel: Will it cycle unsuppressed?

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12.5” Mid-Length Build Overview

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12.5 LMT Deadair Sandman

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12.5 Mid with Knights Armament Suppressor

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Why is 12.5” the best barrel length?🤔

(8:48)