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GSG PK5 (MP5K) Three Lug
A perfect MP5K Three Lug Screw on adapter for your GSG PK5 just remove front thread protector on your PK and replace with this 3 lug 1/2x28 threaded adapter.
We also turn down the cap so you NO longer have to remove thread cap to use your three lug can.
Barrel must be cut back to ensure a proper fit and barrel re-cown.
31 in stock
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