LANTAC GFP-E Upgrade Firing Pin Glock 17/19 Stainless Steel Natural Heat Treated Copper Finish. Our firing pin has been lightened with a series of chamfer cuts that reduce weight and retain strength. Improved sear geometry yeilds a crisper and more consistent trigger pull. Specifications for LANTAC GFP-E Upgrade Glock Firing Pin: Manufacturer: LANTAC Color: Copper Gun Model: Glock 17 Glock 19 Additional Features: Natural Heat Treated Copper Finish Gun Make: Glock Features of LANTAC GFP-E Upgrade Glock Firing Pin: Works with all 9mm .40 & 45 GAP Model Glock Pistols. Package Contents: LANTAC GFP-E Upgrade Glock Firing Pin What firearm models does the manufacturer say LANTAC GFP-E Upgrade Glock Firing Pin is compatible with? The manufacturer says that LANTAC GFP-E Upgrade Glock Firing Pin is compatible with Glock 19 Glock 17LANTAC 01-GP-FPIN: GFP-E Upgrade Firing Pin Glock 17/19 Stainless Steel Natural Heat Treated Copper Finish