• 16mm X 1.0 mm left hand twist thread
• Barrel length: ,5.09 in.
• Cold hammer forged, Poygonal barrel
• Drop in part for all USP .45 full size, USP 45 tactical pistols (EXCEPT USP45 EXPERT)
• WILL NOT FIT THE COMPACT MODELS OR THE NEWER HK45 PISTOL

   

   

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