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The Guren (6.03mm) collection features precision-engineered inner barrels for AEG and GBB replicas, optimized for enhanced BB stability, tighter grouping, and increased effective range. Each barrel is CNC-machined to exact 6.03mm tolerances, compatible with Tokyo Marui, CYMA, and Specna Arms gearboxes for maximum hop-up efficiency and FPS consistency.
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