Nighthawk Custom 1911 Slide Government 9mm Blank. With a lowered and flared ejection port to improve ejection reliability right off the bat this slide is an absolute must for any true custom build. There are no sight cuts or serrations on the slide so it comes blank for you to customize into your dream 1911. Some gunsmithing may be required The Nighthawk Custom line of Fully Machined parts are designed to be the gold standard in the 1911 parts industry. All Fully Machined parts have been fully CNC machined from solid steel billets. We never use cast metal injected moldings or polymer parts. In order to create the Worlds Finest 1911s only the best materials can be used. That is why you can trust Nighthawk Custom Fully Machined parts in your 1911. Specifications for Nighthawk Custom 1911 Slide: Manufacturer: Nighthawk Custom Gun Make: 1911 Platform Gun Model: 1911 Optic Cut: Novak Color: Stainless Fabric/Material: Stainless Steel Condition: New Package Contents: Nighthawk Custom 1911 Slide What firearm models does the manufacturer say Nighthawk Custom 1911 Slide is compatible with? The manufacturer says that Nighthawk Custom 1911 Slide is compatible with 1911Nighthawk Custom SP0377: 1911 Slide Government 9mm Blank