Description CMMG Thread Adapter for PS90 will allow you to attach 5.56/.223 muzzle device. Adapts the standard M12 x 1.0 LH threads of the PS90 to 1/2"x28.
Quick view FN America FN America PS90 5.7x28mm 50 Round Magazine Polymer Smoke MSRP: Was: On Sale $44.99 Out of stock
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