Evolution, Inc. Ar-15/M16 Match Barrels

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Button rifled and fully machined to very tight tolerances for unmatched accuracy. Designed for match rifles with free-float tubes and flat top receivers. Integral muzzle brake greatly diminishes recoil and muzzle flip. Sleek, contoured gas block will not obstruct view with low-mounted scopes or red dot optics. Legal for installation on both pre- and post-ban receivers. Mfg: Evolution, Inc. SPECS: 410 stainless steel, bright-machined finish. Chambered .223 Rem. 1-9″ twist, nominal 16″ (40cm) under the handguard. Compensator adds 1-1/4″ (3.1cm) to overall length. Includes gas block and barrel extension.