Infinite Product Solutions SIG Sauer Mosquito to Conversion Adapter Black. 75 threads to US industry standard 1/2-28 unlocking your barrel's potential with the ability to mount a variety of muzzle devices. Precision manufactured from durable steel with a black oxide finish this adapter ensures reliable performance and a secure fit. Enhance your firearm's versatility with this essential accessory from Infinite. Specifications for Infinite Product Solutions SIG Sauer Mosquito to 1/2-28 Conversion Adapter: Manufacturer: Infinite Product Solutions Color: Black Finish: Oxide Fabric/Material: 4140 Steel Threads per Inch: 1/2x28 Gun Make: ATI SIG Sauer Gun Model: ATI GSG Firefly SIG Sauer Mosquito Weight: 0.48 oz Last Chance: Yes Length: 0.73 in Height: 0.61 in Width: 0.61 in Caliber: .22 Long Rifle Gun Type: Pistol Features of Infinite Product Solutions SIG Sauer Mosquito to 1/2-28 Conversion Adapter Convert M9 x .75 threads to US industry standard 1/2-28 Unlock your barrel's potential with the ability to mount a variety of muzzle devices Precision manufactured Ensures reliable performance Secure fit Enhances firearm versatility Package Contents: Infinite Product Solutions SIG Sauer Mosquito to 1/2-28 Conversion Adapter x1 1/2-28 Thread Protector (Pre-installed) What firearm models does the manufacturer say Infinite Product Solutions SIG Sauer Mosquito to 1/2-28 Conversion Adapter is compatible with? The manufacturer says that Infinite Product Solutions SIG Sauer Mosquito to 1/2-28 Conversion Adapter is compatible with SIG Sauer Mosquito ATI GSG FireflyInfinite Product Solutions MOSQ-1228-BS: SIG Sauer Mosquito to 1/2-28 Conversion Adapter Black