Guntec USA AR-15 Micro Flash Can 9mm Black. Great For Use On AR15 Pistols. Specifications for Guntec USA AR-15 Micro Flash Can: Manufacturer: Guntec USA Color: Black Caliber: 9mm Luger Finish: Anodized Threads per Inch: 1/2x36 Gun Make: AR Platform Gun Model: AR-15 Length: 2.5 in Inner Diameter: 0.5 in Weight: 3 oz Additional Features: Micro Short Version Condition: New Package Contents: Guntec USA AR-15 Micro Flash Can What firearm models does the manufacturer say Guntec USA AR-15 Micro Flash Can is compatible with? The manufacturer says that Guntec USA AR-15 Micro Flash Can is compatible with AR-15GUNTEC USA MCONE-FH-9: AR15 Micro Flash Can 9mm Black