Centennial Defense Systems Extended Control Kit w/Mag Release for Glock 42/43 Stippled 2 Pins Zombie Green. The pins and slide lock lever are machined from high quality stainless steel and the magazine release is machined from 6061 aluminum providing added durability and a unique look. Specifications for Centennial Defense Systems Extended Control Kit w/Mag Release for Glock 42/43: Manufacturer: Centennial Defense Systems Fabric/Material: Stainless Steel Gun Make: Glock Package Contents: Centennial Defense Systems Extended Control Kit w/Mag Release for Glock 42/43 Tango Down Slide Release Stainless Steel Extended Slide Lock Lever Stainless Steel Trigger Pin Stainless Steel Trigger Housing Pin Extended Magazine Release (serrated or stippled) What firearm models does the manufacturer say Centennial Defense Systems Extended Control Kit w/Mag Release for Glock 42/43 is compatible with? The manufacturer suggests that Centennial Defense Systems Extended Control Kit w/Mag Release for Glock 42/43 is compatible with Glock 42 Glock 43 Glock 43X Glock 48Centennial Defense Systems 40480: Extended Control Kit w/Mag Release for Glock 42/43 Stippled 2 Pins Zombie Green