KCI Lower Parts Kit Features The KCI USA Lower Parts Kit is precision-crafted to provide every essential internal component needed to complete a Glock 43 lower assembly in one package. Included parts cover the trigger with its trigger bar the trigger housing with a pre-installed ejector trigger spring connector slide stop release with spring magazine release with spring and slide lock with spring along with the trigger housing pin and trigger pin. Supplying a matched complete set of components helps ensure smooth functionality and reduces the risk of fitment issues that can arise from sourcing individual parts separately. This kit is built to meet strict manufacturing standards giving builders confidence in long-term reliability and performance. Finished in black to match factory Glock 43 components this kit integrates cleanly with the pistol s existing finish and does not require additional refinishing. Because it does not include the frame locking block or magazine this kit is intended specifically for builders completing a Glock 43 build from an existing frame or those replacing worn factory internals. KCI USA designs its parts for gunsmiths DIY builders and firearm enthusiasts who value dependable precision-made replacement components. For anyone finishing or refreshing a Glock 43 build the KCI USA Lower Parts Kit is available for sale at GrabAGun. KCI Lower Parts Kit Specifications Manufacturer: KCI Model: Lower Parts Kit Compatible Hosts: Glock 43 Color: Black Available At: GrabAGun