KCI Lower Parts Kit Features The KCI USA Lower Parts Kit brings together every essential internal component needed to complete a Glock 17 lower engineered for a seamless fit and consistent function. The included trigger and trigger housing with ejector work together with the 5.5 lb connector to deliver a dependable repeatable trigger pull. Supporting pins including the trigger pin trigger housing pin and locking block pin are precision sized to seat correctly without binding. This level of fit and finish is what builders look for when assembling a reliable duty or range pistol from a stripped frame. Beyond the trigger group the kit supplies the slide lock slide lock spring compatible with G17 and G19 slide stop magazine catch and magazine catch spring covering the core control components a builder needs. The kit does not include the frame locking block or magazine so builders should plan those separately. Finished in black for a factory appearance the components are built to meet strict manufacturing standards for durability. KCI USA designs this kit for gunsmiths and enthusiasts who want a dependable affordable path to a fully functional Glock 17 build. KCI Lower Parts Kit Specifications Manufacturer: KCI Model: Lower Parts Kit Compatible Hosts: Glock 17 Glock 19 Color: Black Connector: 5.5 lbs Includes: Trigger Trigger Housing with Ejector Trigger Spring Connector Trigger Pin Trigger Housing Pin Locking Block Pin Slide Lock Slide Lock Spring Slide Stop Magazine Catch Magazine Catch Spring Excludes: Frame Locking Block Magazine Available At: GrabAGun