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WTS .50 BMG is a bolt action, .50 caliber pistol manufactured by WTS Waffentechnik in Suhl GmbH, a German firearm manufacturer. The gun is equipped with a grip safety and a muzzle brake featuring two chambers. The trigger is multi-stage and adjustable.
References
Johnson, Steve (23 November 2009). "WTS .50 BMG". The Firearm Blog. The Firearm Blog. Retrieved April 7, 2017.