Evolution Gun Works Block Slide Stop 9/38/40 Blue Carbon Steel. . Established working with several of the most extremely durable and long lasting materials in existence these Pistol Parts through Evolution Gun Works will provide you with something that will give you numerous years of stability. Evolution Gun Works has been generating high-quality products for a number of years and the Evolution Gun Works Block Slide Stop 9/38/40 is their very own way of revealing exactly how much they care. At OpticsPlanet we ensure that it is our obligation to receive the perfect solution for your specifications and showcasing the Evolution Gun Works Block Slide Stop 9/38/40 is one thing that we are delighted to offer. Specifications for Evolution Gun Works Block Slide Stop 9/38/40: Manufacturer: Evolution Gun Works Color: Blue Fabric/Material: Carbon Steel Package Contents: Evolution Gun Works Block Slide Stop 9/38/40 Evolution Gun Works 11022: Block Slide Stop 9/38/40 Blue Carbon Steel