Heckler & Koch
Factory HK thread protector for the M16x1 LH muzzle on the USP45 Tactical.
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HK identifies 702038 as the thread protector for USP45 and HK45 threaded barrels. On the cataloged USP45 Tactical it covers the factory M16x1 LH muzzle threads when a suppressor or other threaded attachment is not installed.
Add the HK USP45 M16x1 LH Thread Protector to your build and see how it enhances your platform.