Gunsmith Bros STI Costa Carry Kit with Compensator for Hi-Capa Marui
COSTA CARRY GSB STI KIT FOR HI CAPA MARUI:
The kit includes a machined aluminum slide, a frame with machined aluminum tactical rail, a steel tactical front and rear sight, a steel outer barrel with compensator, a steel guide rod, a spring guid plug.
The compensator is machined in one piece with the outer barrel which eliminates the risk of loosening.
The fiber optic front sight is placed on the compensator which inserts itself into the cylinder head which guarantees increased precision.
The kit is branded “2011” on the ejection side and “COSTA LUDUS” on the other side.
The size of the cylinder head without the compensator is 4.3″, which gives it a very fast cycle.