The GlockA(R) Frame Parts Kit includes everything you need to complete your compact GlockA(R) 9mm build. Designed to be used with the Poly80 PF940Cv1 and PF940Cv1. You can get your kit with or without the GlockA(R) factory trigger/trigger bar if you wish to personalize your gun further. The GlockA(R) Ready Mod Kit Includes: Magazine Catch Spring Magazine Release Trigger Housing Pin Locking Block Pin Slide Lock, Slide Lock Spring Slide Stop Lever with Spring Trigger Housing with Ejector 5lb Connector Trigger Spring Trigger with Trigger Bar Trigger Pin The GlockA(R) Frame Parts Kit provides high- Mfg: Glock