The official qube compensator is the first pistol compensator that doesnt require set screws.The compensator mount threads onto the barrel first and gets torqued down with a wrench.The official qube compensator body slides over the top of the compensator mount and shoulders against a taper.The lock nut threads onto the compensator mount and pinches the official qube compensator body against a second taper and locks it down which prevents rotation.

Finish: Black
Model: Qube
Material: Stainless Steel